Perhaps you should try some spelling variations:
sach thu » sach thue, sach thieu, sach tham
thu nang » thi nang, thu hang, thu bang
hieu van » hieu va, thien van, lieu va
su sach » so sach, vu sach
nang xa » nang x, lang xa, nang ma
van cam » van nam, van lam, van cau
xuc ban » duc ban, cuc ban, quoc ban
ban anh » ban hanh, ban banh, ban danh
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: su sach thu nang xa hoi. hieu van cam xuc ban anh d ((cua te) or (((cua su) OR (qua su))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach thu nang xa hoi. hieu van cam xuc ban anh d ((cua te) OR (((cua su) OR (qua su))))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach thu nang xa hoi. hieu van cam xuc ban anh d ((cua te) or (((cua su) OR (qua su))))*".