Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
thuc nang » chuc nang, thuc trang, thich nang
nang hoc » nang doc, nang luc, dong hoc
te cach » ve cach, tu cach, te cac
cac xuc » cam xuc, cac nuoc, chat xuc
van anh » tuan anh, van minh
hieu ve » hieu va, hieu van
hoc hoc » hoc hoa, toc hoc, hoc hoi
te sach » toc sach
cua cau » cua cac, cua chu, cua cay
ve cac » va cac, vien cac
va cua » va chua, via cua, ca 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 cach) OR (te sach)) thuc nang hoc hoc. hieu ve cac xuc ((van anh) or (van thanh)) va cua cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te cach) OR (te sach)) thuc nang hoc hoc. hieu ve cac xuc ((van anh) OR (van thanh)) va cua cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te cach) OR (te sach)) thuc nang hoc hoc. hieu ve cac xuc ((van anh) or (van thanh)) va cua cau*".