Perhaps you should try some spelling variations:
te sach » toc sach
sach ky » sac ky, sach y, sach ty
dan tai » van tai, dan thi, han tai
tai cua » thai cua, tai cuc, tri cua
cua tre » cua te, cuu tre, cua triet
ma hoi » mai hoi, xa hoi, me hoi
xuc va » duc va, tuc va, luc va
va dan » ca dan, va dao, va dau

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) or (ma hoa)). hieu ((van lam) or (van nam)) xuc va dan tai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang ((ma hoi) OR (ma hoa)). hieu ((van lam) OR (van nam)) xuc va dan tai cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach ky nang ((ma hoi) or (ma hoa)). hieu ((van lam) or (van nam)) xuc va dan tai cua tre*.