Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
dan thanh » dang thanh, danh thanh, ban thanh
thanh ha » thanh hoa, thanh hai, nhanh ha
thuc dan » thuc hanh, hoc dan, thuc vat
ky dang » ky nang, ky danh
dang ha » dong ha, dung ha, lang ha
cua tre » cua te, cuu tre, dua tren
te sac » te sach, te cac, te san
va cam » va cham, va cac, va cao
sac ky » cac ky, sai ky
ve cam » ve cham, ve cac, ve cai
ha hoi » hoa hoi, ha noi, xa hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sac ky dang ha hoi. hieu ((ve cam) or (va cam)) thuc dan thanh ha ((cua tre) or (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky dang ha hoi. hieu ((ve cam) OR (va cam)) thuc dan thanh ha ((cua tre) OR (cua triet)).
• Adding a wildcard symbol may retrieve word variants: te sac ky dang ha hoi. hieu ((ve cam) or (va cam)) thuc dan thanh ha ((cua tre) or (cua triet))*.