Perhaps you should try some spelling variations:
truc ban » thuc ban, truc dan, truc van
dang xay » dang van, van xay
cua tre » cua te, cua triet, dua tren
hanh de » hanh ve
cuu tre » cau tren, cau treo
hieu ve » hieu va, hieu van
xay hoi » xa hoi, tay hoi, cay phoi
ky dang » ky nang, ky danh
ve cau » ke cau, va cau, ve cac
lai ky » sai ky, dai ky
te lai » te tai, te bai

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

• Performing a fuzzy search may retrieve terms with similar spellings: te lai ky dang xay hoi. hieu ve cau truc ban ((hanh de) or (hanh kem)) ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te lai ky dang xay hoi. hieu ve cau truc ban ((hanh de) OR (hanh kem)) ((cua tre) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: te lai ky dang xay hoi. hieu ve cau truc ban ((hanh de) or (hanh kem)) ((cua tre) or (cuu tre))*.