Perhaps you should try some spelling variations:
chang xu » chang xue, chao xu, thong xu
sach thu » sach thue, sach thieu, sach tham
te sach » toc sach
cau luc » cau truc, cau phuc
danh vi » hanh vi, dinh vi, danh di
va danh » va dinh, va dan, va hanh
hieu ve » hieu va, hieu van
cam luc » cam xuc
vi cua » vai cua, di cua
hang x » nang x, hoang xa, hang nxb
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: te sach thu ((hang x) OR (chang xu)) hoi. hieu ve ((cam luc) or (cau luc)) va danh vi cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach thu ((hang x) OR (chang xu)) hoi. hieu ve ((cam luc) OR (cau luc)) va danh vi cua tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach thu ((hang x) OR (chang xu)) hoi. hieu ve ((cam luc) or (cau luc)) va danh vi cua tu".
• Adding a wildcard symbol may retrieve word variants: te sach thu ((hang x) OR (chang xu)) hoi. hieu ve ((cam luc) or (cau luc)) va danh vi cua tu*.