Perhaps you should try some spelling variations:
thuoc sach » hoc sach, nuoc sach, thuat sach
hanh vai » hanh vi, hanh va, hanh tai
vai cua » dai cua, hai cua, lai cua
va hanh » van hanh, va thanh, va danh
tu cham » toc cham, thi cham
vu cham » va cham, vu kham, qua cham
y nang » ky nang, ly nang, may nang
co hoi » co hoc, co loi
lao va » tao va, cao va, bao va
v nang » va nang, vu nang, van nang
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuoc sach ((y nang) or (v nang)) co hoi. hieu ((vu cham) or (tu cham)) lao va hanh vai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuoc sach ((y nang) OR (v nang)) co hoi. hieu ((vu cham) OR (tu cham)) lao va hanh vai cua te.
• Adding a wildcard symbol may retrieve word variants: thuoc sach ((y nang) or (v nang)) co hoi. hieu ((vu cham) or (tu cham)) lao va hanh vai cua te*.