Fix typos in documentation and comments
diff --git a/Include/unicodeobject.h b/Include/unicodeobject.h
index 1269bf6..d15ebb8 100644
--- a/Include/unicodeobject.h
+++ b/Include/unicodeobject.h
@@ -1318,7 +1318,7 @@
 /* Checks whether element is contained in container and return 1/0
    accordingly.
 
-   element has to coerce to an one element Unicode string. -1 is
+   element has to coerce to a one element Unicode string. -1 is
    returned in case of an error. */
 
 PyAPI_FUNC(int) PyUnicode_Contains(
diff --git a/Lib/test/test_argparse.py b/Lib/test/test_argparse.py
index 915e989..83f6f27 100644
--- a/Lib/test/test_argparse.py
+++ b/Lib/test/test_argparse.py
@@ -548,7 +548,7 @@
 
 
 class TestOptionalsNargs1(ParserTestCase):
-    """Tests specifying the 1 arg for an Optional"""
+    """Tests specifying 1 arg for an Optional"""
 
     argument_signatures = [Sig('-x', nargs=1)]
     failures = ['a', '-x']
@@ -559,7 +559,7 @@
 
 
 class TestOptionalsNargs3(ParserTestCase):
-    """Tests specifying the 3 args for an Optional"""
+    """Tests specifying 3 args for an Optional"""
 
     argument_signatures = [Sig('-x', nargs=3)]
     failures = ['a', '-x', '-x a', '-x a b', 'a -x', 'a -x b']
@@ -593,7 +593,7 @@
 
 
 class TestOptionalsNargsZeroOrMore(ParserTestCase):
-    """Tests specifying an args for an Optional that accepts zero or more"""
+    """Tests specifying args for an Optional that accepts zero or more"""
 
     argument_signatures = [
         Sig('-x', nargs='*'),
@@ -612,7 +612,7 @@
 
 
 class TestOptionalsNargsOneOrMore(ParserTestCase):
-    """Tests specifying an args for an Optional that accepts one or more"""
+    """Tests specifying args for an Optional that accepts one or more"""
 
     argument_signatures = [
         Sig('-x', nargs='+'),
@@ -1232,7 +1232,7 @@
 
 
 class TestNargsZeroOrMore(ParserTestCase):
-    """Tests specifying an args for an Optional that accepts zero or more"""
+    """Tests specifying args for an Optional that accepts zero or more"""
 
     argument_signatures = [Sig('-x', nargs='*'), Sig('y', nargs='*')]
     failures = []
diff --git a/Misc/NEWS b/Misc/NEWS
index 82f8d4c..d6b490a 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -3025,7 +3025,7 @@
 - Issue #16152: fix tokenize to ignore whitespace at the end of the code when
   no newline is found.  Patch by Ned Batchelder.
 
-- Issue #16230: Fix a crash in select.select() when one the lists changes
+- Issue #16230: Fix a crash in select.select() when one of the lists changes
   size while iterated on.  Patch by Serhiy Storchaka.
 
 - Issue #16228: Fix a crash in the json module where a list changes size
diff --git a/README b/README
index 7359d9d..52b97a1 100644
--- a/README
+++ b/README
@@ -210,7 +210,7 @@
 and stderr, that may appear at this step is supressed.
 
 Finally, the last step is to rebuild the interpreter, using the information
-collected in the previous one. The end result will be a the Python binary
+collected in the previous one. The end result will be a Python binary
 that is optimized and suitable for distribution or production installation.