Perhaps you should try some spelling variations:
pier » piero, per, pie, pvier, phier
mpier » mpiero, mper, mpie, mpvier, mphier, maier, meier, spier
ier » vier, hier
mier » mvier, mhier, mir
mhhier » mhhvier, mhhhier
thier » thvier, thhier, thiery, trier, thiel
thiers » thviers, thhiers, thierys, triers, thiels, thinkers

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