Perhaps you should try some spelling variations:
thanh dai » thanh hai, thanh tai, thanh dat
van chat » cao chat
nang co » nang cao, nang doc, nang noi
va cham » va tham
va chat » va phat, cao chat, hoa chat
soc gia » toc gia, hoc gia, so gia
dai hoa » dai khoa, dai hoc, dai hoi
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
co hoi » co hoc, co loi

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky nang co hoi. thien ((van chat) or (((va cham) or (va chat)))) soc gia thanh dai hoa viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang co hoi. thien ((van chat) OR (((va cham) OR (va chat)))) soc gia thanh dai hoa viet.
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang co hoi. thien ((van chat) or (((va cham) or (va chat)))) soc gia thanh dai hoa viet*.