Perhaps you should try some spelling variations:
hanh lai » hanh lam, hanh tai, thanh lap
va hanh » van hanh, va thanh, va danh
nang ma » tang ma, sang ma, nang cao
cua tre » cuu tre, cua triet, dua tren
hieu ve » hieu va, hieu van
cam duc » cao duc, pham duc, nam duoc
te sac » te sach, te cac, te san
cua te » cua tu
sac ky » cac ky, sai ky
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sac ky nang ma hoi. hieu ve ((cam duc) or (cam xuc)) va hanh lai ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky nang ma hoi. hieu ve ((cam duc) OR (cam xuc)) va hanh lai ((cua tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: te sac ky nang ma hoi. hieu ve ((cam duc) or (cam xuc)) va hanh lai ((cua tre) or (cua te))*.