Perhaps you should try some spelling variations:
thanh lap » thanh san, phan lap, thanh hai
sach thue » sach thieu, sach tham, cach thuc
ban thanh » ban hanh, ban hang
sach thu » sach thieu, sach tham, cach thuc
lap cua » lai cua, tap cua, lam cua
nong xa » song xa, dong xa, nong va
duc ban » duc tan, duc van, dua ban
ve cac » va cac, vien cac
va cao » va cac, va co, va dao
cua tu » cua tuc, cua su, cua cu

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 thu) or (sach thue)) nong xa hoi. hieu ((ve cac) or (va cao)) duc ban thanh lap cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su ((sach thu) OR (sach thue)) nong xa hoi. hieu ((ve cac) OR (va cao)) duc ban thanh lap cua tu.
• Adding a wildcard symbol may retrieve word variants: su ((sach thu) or (sach thue)) nong xa hoi. hieu ((ve cac) or (va cao)) duc ban thanh lap cua tu*.