Perhaps you should try some spelling variations:
pier » piero, per, pie, pmier, pvier
mpier » mpiero, mper, mpie, mpmier, mpvier, maier, meier, spier
ppier » ppiero, pper, ppie, ppmier, ppvier, papier, prier, spier
hier » her, mier, vier, hmier, hvier
mhhier » mhher, mhmier, mhvier, mhhmier, mhhvier
thier » ther, tmier, tvier, thmier, thvier, thiers, thiery, trier
ier » mier, vier

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 hier) or ier) or (((mpier or mpier) or mer) or mhhier)) or (ppier or thier)))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: sadhana (((((pier OR hier) OR ier) OR (((mpier OR mpier) OR mer) OR mhhier)) OR (ppier OR thier))).
• Adding a wildcard symbol may retrieve word variants: sadhana (((((pier or hier) or ier) or (((mpier or mpier) or mer) or mhhier)) or (ppier or thier)))*.