Perhaps you should try some spelling variations:
thuat sac » thuat sach, thuat san, thuat tac
va thanh » gia thanh, ban thanh, va tinh
thanh vi » hanh vi, thanh va, thanh ve
cua viet » ca viet, hoa viet, cua vat
ve cham » va cham, ve chat, vu cham
sac ky » cac ky, sai ky
ve cam » ve cac, va cam, ve cai
luc va » duc va, tuc va, loc va
vi cua » vai cua, di cua
x hoi » xa hoi, o hoi, x ho

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

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