Perhaps you should try some spelling variations:
hang tai » hang va
te sach » toc sach
cao hoi » cau hoi, co hoi, cao hoc
hieu va » lieu va, hieu qua
cam duc » cam xuc, cao duc, pham duc
y nang » ky nang, ly nang, may nang
v nang » va nang, vu nang, van nang
va cam » va cham, va cac, va cao
cua te » cua tu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((y nang) OR (v nang)) cao hoi. hieu va cam duc va ((hang tai) OR (dung tai)) cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((y nang) or (v nang)) cao hoi. hieu va cam duc va ((hang tai) OR (dung tai)) cua te~".
• Adding a wildcard symbol may retrieve word variants: te sach ((y nang) or (v nang)) cao hoi. hieu va cam duc va ((hang tai) OR (dung tai)) cua te*.