Fixed typos

lib/Language/5to6.pod

@@ -398,8 +398,8 @@ Note that in both Perl 5 and Perl 6, the surrounding braces or parens can
 often be omitted, though the omission can reduce readability.
 
 In Perl 5, the arrow operator, C«->» , is used for single access to a
-composite's reference, or to call a sub through it's reference. In Perl 6,
-we now use the dot operator C<.> for those task.
+composite's reference or to call a sub through its reference. In Perl 6,
+we now use the dot operator C<.> for those tasks.
 
     # Perl 5
         say $arrayref->[7];
@@ -711,7 +711,7 @@ read-write is needed.
     for @cars  -> $car   {...} # Perl 6; read-only
     for @cars <-> $car   {...} # Perl 6; read-write
 
-If no the default topic C<$_> is being used, but needs to be read-write,
+If the default topic C<$_> is being used, but needs to be read-write,
 then just use C«<->» and explicitly specify C«$_».
 
     for (@cars)      {...} # Perl 5; default topic