Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
hieu van » thien van, lieu va, hieu ve
cham tuc » nham thuc, pham thuc, tham thuc
thu dang » thu hang, thu bang, thu dong
dua tren » dung tren
sach thu » sach thue, sach thieu, sach tham
tuc gia » tac gia, duc gia, toc gia
tu sach » thu sach, su sach, te sach
hieu va » lieu va, hieu qua
dang xa » dang xay, lang xa, dang ha
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 thu dang xa hoi. ((hieu va) or (hieu van)) cham tuc gia thanh vai ((dua tren) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach thu dang xa hoi. ((hieu va) OR (hieu van)) cham tuc gia thanh vai ((dua tren) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: tu sach thu dang xa hoi. ((hieu va) or (hieu van)) cham tuc gia thanh vai ((dua tren) or (cua te))*.