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

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 te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ban ky ((lang xa) OR (lang van)) hoi. hieu va cham luc va hanh thai cua te.
• 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 te*.