Perhaps you should try some spelling variations:
doanh van » doan van, doanh va, doanh ban
cau treo » cau theo, cau tren, cau triet
trong xa » trong xay, trong ca, trong xu
cham tuc » nham thuc, pham thuc, tham thuc
trang xa » trang va, trang ha, trang tai
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
danh va » doanh va, hanh va, anh va
su sach » so sach, vu sach
tuc va » thuc va, truc va, tuc xa

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 y ((trang xa) or (trong xa)) hoi. hieu ve cham tuc va ((danh va) or (doanh van)) cau treo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y ((trang xa) OR (trong xa)) hoi. hieu ve cham tuc va ((danh va) OR (doanh van)) cau treo.
• Adding a wildcard symbol may retrieve word variants: su sach y ((trang xa) or (trong xa)) hoi. hieu ve cham tuc va ((danh va) or (doanh van)) cau treo*.