Perhaps you should try some spelling variations:
ban hanh » ban hang
dua tren » dung tren
dang cay » dang xay, dang ca, dang cac
cay phoi » cap phoi, tay hoi, cay cho
chieu ke » hieu ky, hieu ve, hieu kem
cuu tre » cua tre, cau tren, cau treo
hanh de » hanh ve, hanh kem
cau duc » cao duc, cau luc, chu duc
duc ban » duc tan, duc van, dua ban
ky dang » ky nang, ky danh
sai ky » sac ky
ke cau » ket cau
te sai » te tai, te bai, te lai

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 ky dang cay phoi. chieu ke cau duc ban hanh de ((dua tren) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sai ky dang cay phoi. chieu ke cau duc ban hanh de ((dua tren) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: te sai ky dang cay phoi. chieu ke cau duc ban hanh de ((dua tren) or (cuu tre))*.