Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
thu xac » thau xay
nang xa » nang x, lang xa, nang ma
van cao » van dao, van bao, van hao
xac ky » cac ky, sac ky, bac ky
suc va » duc va, luc va, soc va
tuc va » thuc va, truc va, tuc xa
cua tu » cua tuc, cua su, cua te
cua cu » cua chu, cua cau, cua su

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

• If you are trying to use Boolean operators, they must be ALL CAPS: thu xac ky nang xa hoi. hieu van cao ((suc va) OR (tuc va)) nhan vien ((cua tu) OR (cua cu))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu xac ky nang xa hoi. hieu van cao ((suc va) OR (tuc va)) nhan vien ((cua tu) or (cua cu))~".
• Adding a wildcard symbol may retrieve word variants: thu xac ky nang xa hoi. hieu van cao ((suc va) OR (tuc va)) nhan vien ((cua tu) or (cua cu))*.