Perhaps you should try some spelling variations:
cham luoc » cham soc, khai luoc, kham cuoc
van hanh » van thanh, ban hanh, van anh
toc sach » hoc sach, doc sach, thuoc sach
luoc van » luoc can, luoc va, luc van
cua tre » cua te, cuu tre, cua triet
hanh de » hanh ve, hanh kem
nang ma » tang ma, sang ma, nang cao
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
de cua » le cua, te cua, dieu cua
te sac » te cac, te san
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((te sac) or (((te sach) OR (toc sach)))) ky nang ma hoi. hieu ve cham luoc van hanh de cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sac) OR (((te sach) OR (toc sach)))) ky nang ma hoi. hieu ve cham luoc van hanh de cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sac) or (((te sach) OR (toc sach)))) ky nang ma hoi. hieu ve cham luoc van hanh de cua tre*".