Perhaps you should try some spelling variations:
practitioner » practitioners
pures » pues, pares, pure
puras » pura, duras, curas
purse » pursue, pure, curse
proposes » proposed, propone, proponen, proposeds, propones, proponens
propose » proposed, propone, proponen
curses » courses, cursos, curse
curves » curvas

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (( nurses practitioner ) OR ( (((((pures OR puras) OR purves) OR (purse OR pre)) OR (proposes OR propose)) OR (curses OR curves)) practitioner ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( nurses practitioner ) OR ( (((((pures OR puras) OR purves) OR (purse OR pre)) OR (proposes OR propose)) OR (curses OR curves)) practitioner ))*".