Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thanh lai » thanh hai, thanh lap, thanh loi
cau tren » dau tren, ca tren, cau tieng
cau treo » cau theo, cau triet, cau trieu
hieu ve » hieu va, hieu van
cam thu » nam thu, cac thu, ca thu
thu ban » thu hang
sach ty » sach y, sach tu, sach thu
nang xa » nang x, lang xa, nang ma
ty nang » ky nang, ty xang, ty hang
cu tren » tu tren, dua tren
tu sach » thu sach, su sach, te sach
ve cam » ve cham, ve cac, va cam

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

• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty nang xa hoi. hieu ve cam thu ban thanh lai ((((cau tren) OR (cu tren))) OR (cau treo))~.
• Adding a wildcard symbol may retrieve word variants: tu sach ty nang xa hoi. hieu ve cam thu ban thanh lai ((((cau tren) or (cu tren))) or (cau treo))*.