Perhaps you should try some spelling variations:
pier » piero, per, piel, pvier, phier
khmier » khmer, khmvier, khmhier, khmir
ier » vier, hier
pmier » pmvier, pmhier, prier, imier, pmer, pmir
mier » mvier, mhier, mer, mir
pmhier » pmhvier, pmhhier, pohier
priere » prviere, prhiere, premiere

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 pie) or khmier) or ier) or view) or (((pmier or mier) or pmhier) or priere)))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: sadhana ((((((pier OR pie) OR khmier) OR ier) OR view) OR (((pmier OR mier) OR pmhier) OR priere))).
• Adding a wildcard symbol may retrieve word variants: sadhana ((((((pier or pie) or khmier) or ier) or view) or (((pmier or mier) or pmhier) or priere)))*.