Perhaps you should try some spelling variations:
va triet » va thiet, va trien, ve triet
hanh vu » hanh vi, hanh va, hanh tu
vu cham » va cham, vu kham, tu cham
dang xa » dang xay, lang xa, dang ha
ky dang » ky nang, ky danh
ve cam » ve cham, ve cac, va cam
sac ky » cac ky, sai ky
tuc va » thuc va, truc va, duc va
te sac » te sach, te cac, te san
vu va » vu van, tu va, su va

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sac ky dang xa hoi. hieu ((ve cam) or (vu cham)) ((tuc va) or (tuc xa)) hanh vu va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky dang xa hoi. hieu ((ve cam) OR (vu cham)) ((tuc va) OR (tuc xa)) hanh vu va triet.
• Adding a wildcard symbol may retrieve word variants: te sac ky dang xa hoi. hieu ((ve cam) or (vu cham)) ((tuc va) or (tuc xa)) hanh vu va triet*.