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
mhhier » mhhvier, mhhhier
phier » phvier, phhier, dhier, thier, ahier
prier » prvier, prhier, priere, prieur, prior

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 mir) or mpier) or mer) or mhhier)) or (phier or prier)))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: sadhana ((((pier OR ier) OR ((((mier OR mir) OR mpier) OR mer) OR mhhier)) OR (phier OR prier))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "sadhana ((((pier or ier) or ((((mier OR mir) or mpier) or mer) or mhhier)) or (phier or prier)))".
• Adding a wildcard symbol may retrieve word variants: sadhana ((((pier or ier) or ((((mier OR mir) or mpier) or mer) or mhhier)) or (phier or prier)))*.