Perhaps you should try some spelling variations:
thu nganh » thu ngan, thuat nganh, chuc nganh
nganh ky » nganh y, nganh xay, hanh ky
nang ma » tang ma, sang ma, nang cao
van cac » van hac, van cau, van bac
va hanh » van hanh, va thanh, va danh
cua tre » cua te, cuu tre, cua triet
ma hoi » mai hoi, xa hoi, ma hoa
toc va » hoc va, toc ta, tuc va
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: thu nganh ky nang ma hoi. hieu ((van cac) or (cao chat)) toc va hanh vi ((cua tre) or (cua tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu nganh ky nang ma hoi. hieu ((van cac) OR (cao chat)) toc va hanh vi ((cua tre) OR (cua tu)).
• Adding a wildcard symbol may retrieve word variants: thu nganh ky nang ma hoi. hieu ((van cac) or (cao chat)) toc va hanh vi ((cua tre) or (cua tu))*.