Perhaps you should try some spelling variations:
thanh ve » hanh ve, thanh va, thanh vien
cham luc » cham soc, nhan luc, cham cuu
cau tren » cu tren, dau tren, ca tren
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
luc gia » luoc gia, duc gia, quoc gia
ve cau » ke cau, va cau, ve cac
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 cac ky nang ((o hoi) or (x ho)). hieu ve cham luc gia thanh ve cau tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cac ky nang ((o hoi) OR (x ho)). hieu ve cham luc gia thanh ve cau tren.
• Adding a wildcard symbol may retrieve word variants: tu cac ky nang ((o hoi) or (x ho)). hieu ve cham luc gia thanh ve cau tren*.