Perhaps you should try some spelling variations:
thanh lap » thanh san, phan lap, thanh hai
ban thanh » ban hanh, ban hang
hieu van » hieu va, thien van, lieu va
te sach » toc sach
cam luc » cam xuc
lap cua » lai cua, tap cua, lam cua
cau luc » cau truc, cau phuc
sach tu » sach thu, cach tu, sach ty
song xa » song cua
mang xa » lang xa, mang may, dang xay
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: te sach tu ((mang xa) or (song xa)) hoi. hieu van ((cam luc) OR (cau luc)) ban thanh lap cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach tu ((mang xa) OR (song xa)) hoi. hieu van ((cam luc) OR (cau luc)) ban thanh lap cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach tu ((mang xa) or (song xa)) hoi. hieu van ((cam luc) OR (cau luc)) ban thanh lap cua te*".