Perhaps you should try some spelling variations:
thanh tai » thanh hai, thanh toan, doanh tai
va thanh » gia thanh, ban thanh, va tinh
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
tai cua » thai cua, tai cuc, tri cua
cam luc » cau luc
hieu va » lieu va
dang ha » dong ha, dung ha, lang ha
ky dang » ky nang, ky danh
ha hoi » hoa hoi, ha noi, xa hoi
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ky dang ha hoi. ((hieu va) or (hieu qua)) ((cam luc) or (cam xuc)) va thanh tai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky dang ha hoi. ((hieu va) OR (hieu qua)) ((cam luc) OR (cam xuc)) va thanh tai cua te.
• Adding a wildcard symbol may retrieve word variants: su sach ky dang ha hoi. ((hieu va) or (hieu qua)) ((cam luc) or (cam xuc)) va thanh tai cua te*.