Perhaps you should try some spelling variations:
sach thue » sach thu, sach thieu, sach tham
thue bang » thu bang, thien bang, thuat bang
danh vai » danh va, doanh van, dang van
hieu van » hieu va, thien van, lieu va
danh sai » dung sai, danh bat, danh dau
tu sach » thu sach, su sach, te sach
cua tre » cuu tre, cua triet, dua tren
van cam » van nam, van lam, van cau
bang xa » lang xa, bang va, mang xa
cam tu » cam thu, nam tu, dam tu
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: tu sach thue bang xa hoi. hieu van cam tu va ((danh vai) OR (danh sai)) ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach thue bang xa hoi. hieu van cam tu va ((danh vai) OR (danh sai)) ((cua tre) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach thue bang xa hoi. hieu van cam tu va ((danh vai) OR (danh sai)) ((cua tre) or (cua te))".
• Adding a wildcard symbol may retrieve word variants: tu sach thue bang xa hoi. hieu van cam tu va ((danh vai) OR (danh sai)) ((cua tre) or (cua te))*.