Perhaps you should try some spelling variations:
vu khach » vu khanh, vu khac, vay khach
cham tuc » nham thuc, pham thuc, tham thuc
khach ly » khanh ly, khao ly, khich le
hang vi » hang va, hanh vi, khang voi
hang di » hang doi, hang dien, hang dich
hieu va » lieu va, hieu qua
va cham » va chat, va tham
nang ma » tang ma, sang ma, nang cao
nang xa » nang x, lang xa, mang xa
cua tre » cua te, cuu tre, cua triet
tuc va » thuc va, truc va, tuc xa

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu khach ly ((nang xa) or (nang ma)) hoi. hieu va cham tuc va ((hang di) or (hang vi)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu khach ly ((nang xa) OR (nang ma)) hoi. hieu va cham tuc va ((hang di) OR (hang vi)) cua tre.
• Adding a wildcard symbol may retrieve word variants: vu khach ly ((nang xa) or (nang ma)) hoi. hieu va cham tuc va ((hang di) or (hang vi)) cua tre*.