Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
cham luc » cham soc, nhan luc, cham cuu
ban hanh » ban hang
van hanh » van thanh, van anh, van ban
su sach » so sach, vu sach
nang ma » tang ma, sang ma, nang cao
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
sua cua » sua chua, qua cua, lua cua
y nang » ky nang, ly nang, v nang
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach y nang ma hoi. hieu ve cham luc ((ban hanh) or (van hanh)) sua cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y nang ma hoi. hieu ve cham luc ((ban hanh) OR (van hanh)) sua cua triet.
• Adding a wildcard symbol may retrieve word variants: su sach y nang ma hoi. hieu ve cham luc ((ban hanh) or (van hanh)) sua cua triet*.