Perhaps you should try some spelling variations:
thanh toan » thanh hoa, thanh san, tinh toan
ban thanh » ban hanh, ban hang
sach ky » sac ky, sach y, sach ty
cua tre » cua te, cua triet, dua tren
cuu ban » cuu van, cua ban, cuu san
su sach » so sach, vu sach
ve chat » va chat, van chat
ve cham » va cham, vu cham, ve chim
nang xa » nang x, lang xa, nang ma
cuu tre » cau tren, cau treo

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 nang xa hoi. hieu ((ve cham) or (ve chat)) cuu ban thanh toan ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky nang xa hoi. hieu ((ve cham) OR (ve chat)) cuu ban thanh toan ((cua tre) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: su sach ky nang xa hoi. hieu ((ve cham) or (ve chat)) cuu ban thanh toan ((cua tre) or (cuu tre))*.