Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
van hanh » van thanh, ban hanh, van anh
te sach » toc sach
cao hoi » cau hoi, co hoi, cao hoc
van cac » van hac, van cau, van bac
cac xuc » cam xuc, cac nuoc, chat xuc
xuc van » duc van, luc van, vuc van
doi cua » dai cua, hoi cua
y nang » ky nang, ly nang, v nang
do cua » co cua, de cua, dong cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach y nang cao hoi. hieu van cac xuc van hanh ((do cua) or (doi cua)) cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang cao hoi. hieu van cac xuc van hanh ((do cua) OR (doi cua)) cu.
• Adding a wildcard symbol may retrieve word variants: te sach y nang cao hoi. hieu van cac xuc van hanh ((do cua) or (doi cua)) cu*.