Perhaps you should try some spelling variations:
truc ban » thuc ban, truc dan, truc van
ban hanh » ban hang
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
hanh de » hanh ve, hanh kem
cua tre » cua te, cuu tre, cua triet
cu tren » tu tren, dua tren
te sai » te bai, te lai, te hai
ve cau » ke cau, va cau, ve cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((te sai) OR (te tai)) ky nang xa hoi. hieu ve cau truc ban hanh de ((cua tre) or (cu tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sai) OR (te tai)) ky nang xa hoi. hieu ve cau truc ban hanh de ((cua tre) OR (cu tren))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sai) OR (te tai)) ky nang xa hoi. hieu ve cau truc ban hanh de ((cua tre) or (cu tren))*".