Perhaps you should try some spelling variations:
thhier » thier, thhpier, thhhier
ier » pier, hier
vier » vpier, vhier, vie, ver, pier
mier » mpier, mhier, mer, mir
vmier » vmpier, vmhier, vmer, vmir, imier
vhier » vhpier, vhhier, hier, dhier, thier
pmier » pmpier, pmhier, pmer, pmir, pier, prier, imier

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: sadhana (((((khmer or thhier) or ier) or ((((vier or mier) or view) or vmier) or vhier)) or pmier))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: sadhana (((((khmer OR thhier) OR ier) OR ((((vier OR mier) OR view) OR vmier) OR vhier)) OR pmier)).
• Adding a wildcard symbol may retrieve word variants: sadhana (((((khmer or thhier) or ier) or ((((vier or mier) or view) or vmier) or vhier)) or pmier))*.