Perhaps you should try some spelling variations:
chung hoc » trung hoc, dung hoc, hung hoa
chon hoc » cho hoc, chon loc, chong doc
van anh » van thanh, tuan anh, van minh
xuc van » duc van, luc van, vuc van
cac xuc » cam xuc, cac nuoc, chat xuc
hieu ve » hieu va, hieu van
te cach » ve cach, te sach, tu cach
tu nano » truc nano
tu nang » tru nang, tu nong, tu lang
cua cau » cua cac, cua chu, cua cay
ve cac » va cac, vien cac
anh va » hanh va
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 ((tu nang) OR (tu nano)) ((chon hoc) or (chung hoc)). hieu ve cac xuc van anh va cua cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te cach ((tu nang) OR (tu nano)) ((chon hoc) OR (chung hoc)). hieu ve cac xuc van anh va cua cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te cach ((tu nang) OR (tu nano)) ((chon hoc) or (chung hoc)). hieu ve cac xuc van anh va cua cau*".