Perhaps you should try some spelling variations:
xanh dieu » hanh dieu, nganh dieu, dang dieu
qua cham » qua hai, qua cac, va cham
cham luc » cham soc, nhan luc, cham cuu
dieu tra » dieu tri, kiem tra, dieu cua
va xanh » va hanh, va danh, va anh
tra tre » tran tren, tran tri, tran tro
tu san » thu san, tu ban, tu can
san ky » sang ky, van ky, dan ky
nang o » nang co, nang ho, nang ro
luc va » duc va, tuc va, loc va
o hoi » co hoi, o hoc, o hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu san ky nang o hoi. hieu qua cham luc va xanh dieu tra tre~.
• Adding a wildcard symbol may retrieve word variants: tu san ky nang o hoi. hieu qua cham luc va xanh dieu tra tre*.