docs: two-word search term example in pmsearch(1), add highlights
docs: two-word search term example in pmsearch(1), add highlights

adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp