Perhaps you should try some spelling variations:
hanh thai » nhanh thai, hinh thai, hanh tai
thai cua » than cua, tai cuc, tri cua
cham luc » cham soc, nhan luc, cham cuu
lang van » dang van, tang van, hoang van
hieu va » lieu va, hieu qua
va hanh » van hanh, va thanh, va danh
va cham » va chat, va tham
cua tre » cua te, cuu tre, cua triet
lang xa » lang ha, dang xay
ban ky » van ky, dan ky
luc va » duc va, tuc va, loc va
te ban » te bao

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

• Performing a fuzzy search may retrieve terms with similar spellings: te ban ky ((lang xa) OR (lang van)) hoi. hieu va cham luc va hanh thai cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ban ky ((lang xa) OR (lang van)) hoi. hieu va cham luc va hanh thai cua tre".
• Adding a wildcard symbol may retrieve word variants: te ban ky ((lang xa) OR (lang van)) hoi. hieu va cham luc va hanh thai cua tre*.