Perhaps you should try some spelling variations:
thien van » thi van
hieu van » hieu va, lieu va, hieu ve
cham xuc » cam xuc, chat xuc, cham soc
van hanh » van thanh, ban hanh, van anh
hanh dai » hanh tai, hanh dao, vanh dai
ky dang » ky nang, ky danh
dang ha » dong ha, dung ha, lang ha
xuc van » duc van, luc van, vuc van
su sac » su sach, su xac
su cac » tu cac, su cao, su can
cua su » qua su

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((su sac) or (su cac)) ky dang ha noi. ((hieu van) or (thien van)) cham xuc van hanh dai cua su~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sac) OR (su cac)) ky dang ha noi. ((hieu van) OR (thien van)) cham xuc van hanh dai cua su.
• Adding a wildcard symbol may retrieve word variants: ((su sac) or (su cac)) ky dang ha noi. ((hieu van) or (thien van)) cham xuc van hanh dai cua su*.