fix typos

lib/Type/Label.pod

@@ -27,12 +27,12 @@ Those label are objects of type C<Label>.
 
     method next(Label:)
 
-Begin the next iteration of the loop assoicated with the label.
+Begin the next iteration of the loop associated with the label.
 
 =head2 method last
 
     method last(Label:)
 
-Terminate the execution of the loop assoicated with the label.
+Terminate the execution of the loop associated with the label.
 
 =end pod

lib/Type/Str.pod

@@ -385,7 +385,7 @@ There is an in-place syntactic variant of C<subst> spelled
 C<s/matcher/replacement>.
 
 C<$matcher> an be a L<Regex>, or a literal C<Str>. Non-Str matcher arguments
-of type L<Cool> are coerced to to C<Str> for literal matching.
+of type L<Cool> are coerced to C<Str> for literal matching.
 
     my $some-string = "Some foo";
     my $another-string = $some-string.subst(/foo/, "string"); # gives 'Some string'

lib/Type/Thread.pod

@@ -32,7 +32,7 @@ my @threads = (^10).map: {
 .finish for @threads;
 =end code
 
-The current thread is availabe in the dynamic variable C<$*THREAD>.
+The current thread is available in the dynamic variable C<$*THREAD>.
 
 =head1 Methods
 

lib/Type/Variable.pod

@@ -7,7 +7,7 @@
     class Variable { ... }
 
 Variables have a wealth of compile-time information, but at run time, accesses
-to to a variable usually act on the value stored inside the variable, not the
+to a variable usually act on the value stored inside the variable, not the
 variable itself.
 
 Class C<Variable> holds the compile-time information that traits can use to