Perhaps you should try some spelling variations:
thuoc sach » hoc sach, nuoc sach, thuat sach
kham tuc » nham thuc, pham thuc, kham cuoc
nang xa » nang x, lang xa, nang ma
hieu vu » hieu va, hieu ve, hieu su
vu kham » vu khanh
va hanh » van hanh, va thanh, va danh
tuc va » thuc va, truc va, tuc xa
vi cua » vai cua, di cua
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) or (thu hoach)) ky nang xa hoi. hieu vu kham tuc va hanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thuoc sach) OR (thu hoach)) ky nang xa hoi. hieu vu kham tuc va hanh vi cua te.
• Adding a wildcard symbol may retrieve word variants: ((thuoc sach) or (thu hoach)) ky nang xa hoi. hieu vu kham tuc va hanh vi cua te*.