Perhaps you should try some spelling variations:
pier » piero, pie, mier, pmier, pvier, phier
prier » priere, prieur, prior, prmier, prvier, prhier
pdhier » pohier, dhier, pdhmier, pdhvier, pdhhier
prhier » pohier, porthier, prhmier, prhvier, prhhier
ier » mier, vier, hier
vhier » vhmier, vhvier, vhhier, vier, hier, dhier

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 prier) or per) or pdhier) or prhier) or ier) or vhier) or prhier))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: sadhana ((((((((pier OR prier) OR per) OR pdhier) OR prhier) OR ier) OR vhier) OR prhier)).
• Adding a wildcard symbol may retrieve word variants: sadhana ((((((((pier or prier) or per) or pdhier) or prhier) or ier) or vhier) or prhier))*.