Perhaps you should try some spelling variations:
cua viet » ca viet, hoa viet, cua vat
nang ma » tang ma, sang ma, nang cao
va danh » va dinh, va dan, dia danh
va hanh » van hanh, va thanh, ban hanh
di cua » dai cua, doi cua, de cua
su xac » pu xac, su cac
xac ky » cac ky, sac ky, bac ky
le tam » le tai, le ham, le nam
ma hoi » mai hoi, xa hoi, ma hoa
le ta » le tai, le va

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

• Performing a fuzzy search may retrieve terms with similar spellings: su xac ky nang ma hoi. hieu ((le tam) or (le ta)) thuc ((va hanh) or (va danh)) di cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su xac ky nang ma hoi. hieu ((le tam) OR (le ta)) thuc ((va hanh) OR (va danh)) di cua viet.
• Adding a wildcard symbol may retrieve word variants: su xac ky nang ma hoi. hieu ((le tam) or (le ta)) thuc ((va hanh) or (va danh)) di cua viet*.