Perhaps you should try some spelling variations:
ban hanh » ban hang
tang cho » trang cho, sang cho, hang cho
van hanh » van thanh, van anh, van ban
chat xuc » chat huu, cam xuc, chao xu
te sach » toc sach
sach ty » sach y, sach tu, sach thu
cua cau » cua cac, cua chu, cua cay
cac xuc » cam xuc, cac nuoc, cac cuoc
hieu ve » hieu va, hieu van
cho hoc » co hoc, khoa hoc
ty tang » tay tang, ty xang, ty hang
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: te sach ty tang cho hoc. hieu ve ((cac xuc) or (chat xuc)) ((van hanh) OR (ban hanh)) vi cua cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty tang cho hoc. hieu ve ((cac xuc) OR (chat xuc)) ((van hanh) OR (ban hanh)) vi cua cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty tang cho hoc. hieu ve ((cac xuc) or (chat xuc)) ((van hanh) OR (ban hanh)) vi cua cau*".