Perhaps you should try some spelling variations:
va thanh » gia thanh, ban thanh, va tinh
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
va hanh » van hanh, va danh, ban hanh
ve cam » ve cham, ve cac, ve cai
va cam » va cham, va cac, va cao
vi cua » vai cua, di cua
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ky nang xa hoi. hieu ((ve cam) or (va cam)) xuc ((va hanh) or (va thanh)) vi cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang xa hoi. hieu ((ve cam) OR (va cam)) xuc ((va hanh) OR (va thanh)) vi cua tu.
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang xa hoi. hieu ((ve cam) or (va cam)) xuc ((va hanh) or (va thanh)) vi cua tu*.