Perhaps you should try some spelling variations:
van chat » cao chat
danh dai » danh dau, danh di, danh sai
va triet » va trien, ve triet, cua triet
va danh » va dinh, va dan, va hanh
te san » te ban, ke san, tu san
san ky » sang ky, van ky, dan ky
va cam » va cham, va cac, va cao
tuc va » thuc va, truc va, tuc xa
x hoi » xa hoi, o hoi, x ho
thiet » thieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te san ky nang x hoi. hieu ((va cam) or (van chat)) tuc va danh dai ((va triet) or (va thiet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te san ky nang x hoi. hieu ((va cam) OR (van chat)) tuc va danh dai ((va triet) OR (va thiet)).
• Adding a wildcard symbol may retrieve word variants: te san ky nang x hoi. hieu ((va cam) or (van chat)) tuc va danh dai ((va triet) or (va thiet))*.