Perhaps you should try some spelling variations:
chat triet » chet triet, phat trien, chat thien
ban hanh » ban hang
van chat » cao chat
ve chat » va chat
ty nang » ky nang, ty xang, ty hang
va cham » va chat, va tham
xuc ban » duc ban, cuc ban, quoc ban
nang ro » nang co, nang ho, nang ra
hanh le » thanh le, hanh ve, hanh de
le chat » ly chat, le nhat, le chan
bach ty » sach ty, xach tay, bach thu
ro hoi » co hoi, o hoi, mo hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu bach ty nang ro hoi. hieu ((((ve chat) or (van chat))) or (va cham)) xuc ban hanh le chat triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu bach ty nang ro hoi. hieu ((((ve chat) OR (van chat))) OR (va cham)) xuc ban hanh le chat triet.
• Adding a wildcard symbol may retrieve word variants: vu bach ty nang ro hoi. hieu ((((ve chat) or (van chat))) or (va cham)) xuc ban hanh le chat triet*.