Perhaps you should try some spelling variations:
nhien cac » hien cac, thien cac, vien cac
hanh van » thanh van, khanh van, hanh va
tu tieng » luc tieng, tu tuong, tu trong
te sach » toc sach
sach ky » sac ky, sach y, sach ty
nang ma » tang ma, sang ma, nang cao
vien da » vien dai, hien dai
va hanh » van hanh, va thanh, va danh
ma hoi » mai hoi, xa hoi, ma hoa
xuc va » duc va, tuc va, luc va
van tu » van thu, van du, ban tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky nang ma hoi. thien ((nhien cac) or (vien da)) xuc va hanh van tu tieng~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang ma hoi. thien ((nhien cac) OR (vien da)) xuc va hanh van tu tieng.
• Adding a wildcard symbol may retrieve word variants: te sach ky nang ma hoi. thien ((nhien cac) or (vien da)) xuc va hanh van tu tieng*.