Perhaps you should try some spelling variations:
pier » piero, per, pie, phier
kpier » kpiero, kper, kpie, kier, spier, klier, kphier
khier » hier, khmer, dhier, khhier
ier » hier
vier » vhier, view, vie, ver
pmier » pmhier, prier, imier, pmer, pmir
mier » mhier, mer, mir
prhier » prhhier, pohier, porthier

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

• Performing a fuzzy search may retrieve terms with similar spellings: sadhana (((((((pier or kpier) or kpier) or khier) or ier) or vier) or ((pmier or mier) or prhier)))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: sadhana (((((((pier OR kpier) OR kpier) OR khier) OR ier) OR vier) OR ((pmier OR mier) OR prhier))).
• Adding a wildcard symbol may retrieve word variants: sadhana (((((((pier or kpier) or kpier) or khier) or ier) or vier) or ((pmier or mier) or prhier)))*.