Perhaps you should try some spelling variations:
thu sac » thu sach, thu san, thu xac
nang xa » nang x, lang xa, nang ma
va hanh » van hanh, va thanh, ban hanh
va danh » va dinh, va dan, dia danh
sac ky » cac ky, sai ky
ve cam » ve cham, ve cac, ve cai
va cam » va cham, va cac, va cao
vi cua » vai cua, di cua
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: thu sac ky nang xa hoi. hieu ((ve cam) OR (va cam)) duc ((va hanh) OR (va danh)) vi cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sac ky nang xa hoi. hieu ((ve cam) or (va cam)) duc ((va hanh) OR (va danh)) vi cua te~".
• Adding a wildcard symbol may retrieve word variants: thu sac ky nang xa hoi. hieu ((ve cam) or (va cam)) duc ((va hanh) OR (va danh)) vi cua te*.