Perhaps you should try some spelling variations:
sach thue » sach thu, sach thieu, sach tham
thue sang » thu sang, thu hang, thuy san
doc sach » hoc sach, toc sach, nuoc sach
sang cho » danh cho, dung cho, sang tao
van hanh » van thanh, ban hanh, van anh
chat xuc » chat huu, cam xuc, chat cua
cac xuc » cam xuc, cac nuoc, cac cuoc
cho hoc » co hoc, khoa hoc
hieu ve » hieu va, hieu van
cua cau » cua cac, cua chu, cua cay
vi cua » vai cua, di cua

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doc sach thue sang cho hoc. hieu ve ((cac xuc) or (((chat xuc) OR (chao xu)))) van hanh vi cua cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc sach thue sang cho hoc. hieu ve ((cac xuc) OR (((chat xuc) OR (chao xu)))) van hanh vi cua cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc sach thue sang cho hoc. hieu ve ((cac xuc) or (((chat xuc) OR (chao xu)))) van hanh vi cua cau*".