Perhaps you should try some spelling variations:
pier » piero, per, pie, pvier, phier
mppier » mppiero, mpper, mppie, mppvier, mpphier
thpier » thpiero, thper, thpie, thpvier, thphier
hvier » vier, hier, avier, hvvier, hvhier
ier » vier, hier
mier » mvier, mhier, mir
mhhier » mhhvier, mhhhier
pher » per, her, peer

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