fixup! doc

erts/doc/guides/match_spec.md

@@ -246,13 +246,13 @@ The functions allowed only for tracing work as follows:
   identifier or the registered name of a process to set trace flags on, the
   second is the disable list, and the third is the enable list.
 
-  When used by the new `m:trace` API, trace flag `tracer` is not allowed and the
+  When used via the new `m:trace` API, trace flag `tracer` is not allowed and the
   receiving tracer is always the tracer of the current session.
 
-  When used by the legacy function `erlang:trace_pattern/3`, trace flag `tracer`
+  When used via the legacy function `erlang:trace_pattern/3`, trace flag `tracer`
   is allowed. If no tracer is specified, the same tracer as the process
   executing the match specification is used (not the meta tracer). If that
-  process doesn't have tracer either, then trace flags are ignored.
+  process doesn't have a tracer either, then trace flags are ignored.
 
   When using a [tracer module](`m:erl_tracer`), the module must be loaded before
   the match specification is executed. If it is not loaded, the match fails.