Perhaps you should try some spelling variations:
thanh dung » thanh duong, thanh tung, thanh hung
van thanh » ban thanh, van tuan
thi hanh » thi thanh
cau treo » cau theo, cau tren, cau triet
thi hang » thi nang, thi hong, thi thanh
thi van » thi lan, thi nang
danh di » danh du, danh dien, danh gia
xanh di » vanh dai, xanh tai
su sach » so sach, vu sach

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 ((thi hang) or (thi hanh)) xa hoi. thi van thanh dung va ((danh di) or (xanh di)) cau treo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((thi hang) OR (thi hanh)) xa hoi. thi van thanh dung va ((danh di) OR (xanh di)) cau treo.
• Adding a wildcard symbol may retrieve word variants: su sach ((thi hang) or (thi hanh)) xa hoi. thi van thanh dung va ((danh di) or (xanh di)) cau treo*.