Perhaps you should try some spelling variations:
ky trung » ky trong, ki trung, ly trung
trung ha » trung hoc, trung tam, trung cap
cua tre » cua te, cuu tre, cua triet
hanh ve » hanh vi, hanh va, hanh kem
hanh te » hanh tu, hanh de, hanh he
xuc van » duc van, luc van, vuc van
va cham » va chat, va tham
hieu va » lieu va, hieu qua
ban ky » van ky, dan ky
ha hoi » hoa hoi, ha noi, xa hoi
tu ban » thu ban, te ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ban ky trung ha hoi. hieu va cham ((xuc van) or (suc manh)) ((hanh te) OR (hanh ve)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ban ky trung ha hoi. hieu va cham ((xuc van) OR (suc manh)) ((hanh te) OR (hanh ve)) cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ban ky trung ha hoi. hieu va cham ((xuc van) or (suc manh)) ((hanh te) OR (hanh ve)) cua tre*".