Perhaps you should try some spelling variations:
thanh vinh » thanh binh, thanh tinh, than kinh
cuu triet » cuu thiet, cua triet, cau triet
va thanh » gia thanh, ban thanh, va tinh
cham loc » cham soc, chon loc, cham o
vinh cuu » dinh cuu, sinh cua, dinh cu
hieu vu » hieu va, hieu ve, hieu su
vu cham » va cham, vu kham, tu cham
loc va » hoc va, luc va
o hai » co hai, so hai, o lai

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 hai) or (x ho)). hieu vu cham loc va thanh vinh cuu triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cac ky nang ((o hai) OR (x ho)). hieu vu cham loc va thanh vinh cuu triet.
• Adding a wildcard symbol may retrieve word variants: tu cac ky nang ((o hai) or (x ho)). hieu vu cham loc va thanh vinh cuu triet*.