Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
hoc cac » hoc cao
hieu ve » hieu van
hieu va » lieu va, hieu qua
xuc van » duc van, luc van, vuc van
hanh ve » hanh vi, hanh va, hanh kem
v nang » va nang, vu nang, van nang
ve cua » le cua, de cua, te cua
cac v » cac vi, cac _, cac o
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc cac v nang x hoi. ((hieu ve) or (hieu va)) cam xuc van hanh ve cua vat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc cac v nang x hoi. ((hieu ve) OR (hieu va)) cam xuc van hanh ve cua vat.
• Adding a wildcard symbol may retrieve word variants: hoc cac v nang x hoi. ((hieu ve) or (hieu va)) cam xuc van hanh ve cua vat*.