Perhaps you should try some spelling variations:
cham luoc » cham soc, khai luoc, kham cuoc
hanh dien » nhanh dien, hang dien, danh dien
dien cua » dieu cua, dien cuc, dien cu
van hanh » van thanh, ban hanh, van anh
luoc van » luoc can, luoc va, luc van
sach thu » sach thue, sach thieu, sach tham
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
sach ky » sac ky, sach y, sach kem
sach ty » sach y, sach tu, xach tay
cua tre » cua te, cuu tre, cua triet
x hoi » xa hoi, o hoi, x ho

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 ky) or (((sach ty) OR (sach thu)))) nang x hoi. hieu ve cham luoc van hanh dien cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach ky) OR (((sach ty) OR (sach thu)))) nang x hoi. hieu ve cham luoc van hanh dien cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach ky) or (((sach ty) OR (sach thu)))) nang x hoi. hieu ve cham luoc van hanh dien cua tre".
• Adding a wildcard symbol may retrieve word variants: te ((sach ky) or (((sach ty) OR (sach thu)))) nang x hoi. hieu ve cham luoc van hanh dien cua tre*.