Perhaps you should try some spelling variations:
thien van » thi van
cham toc » cham soc, cac toc, cham o
thanh ve » hanh ve, thanh va, thanh vien
hieu van » hieu va, lieu va, hieu ve
cu tren » dua tren
toc gia » toc giay, tac gia, quoc gia
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
tu tren » tu truyen, tu tieng, tu trong

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 ky lang xa hoi. ((hieu van) or (thien van)) cham toc gia thanh ve ((cu tren) OR (tu tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky lang xa hoi. ((hieu van) OR (thien van)) cham toc gia thanh ve ((cu tren) OR (tu tren))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ky lang xa hoi. ((hieu van) or (thien van)) cham toc gia thanh ve ((cu tren) OR (tu tren))*".