Perhaps you should try some spelling variations:
van chat » cao chat
ban hanh » ban hang
nang cho » nang chon, ngang cho, nang cao
van hanh » van thanh, van anh, van ban
te cach » ve cach, te sach, tu cach
cua cau » cua cac, cua chu, cua cay
cach tu » cach thuc
van cac » van hac, van cau, van bac
cho hoc » co hoc, khoa hoc
tu nang » tru nang, tu nong, tu nano
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 cach tu nang cho hoc. hieu ((van cac) or (van chat)) vuc ((van hanh) OR (ban hanh)) vi cua cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te cach tu nang cho hoc. hieu ((van cac) OR (van chat)) vuc ((van hanh) OR (ban hanh)) vi cua cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te cach tu nang cho hoc. hieu ((van cac) or (van chat)) vuc ((van hanh) OR (ban hanh)) vi cua cau*".