Perhaps you should try some spelling variations:
pier » piero, per, pie, pvier, phier
ier » vier, hier
mier » mvier, mhier, mir
mhhier » mhhvier, mhhhier
phhier » phhvier, phhhier, pohier
dhier » dhvier, dhhier, hier
thier » thvier, thhier, thiers, thiery, trier
mper » amper, per, meer

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