Perhaps you should try some spelling variations:
thanh dai » thanh hai, thanh tai, thanh dat
tan thanh » tran thanh, tang thanh, toan thanh
cua triet » cua viet, su triet, va triet
lai hoa » loai hoc
dai hoa » dai khoa, dai hoc, dai hoi
ve phan » va phan, ve phat, vi phan
ke phan » kenh phan, ke thang
vu sac » vu sach, vu san, va sac
sac ky » cac ky, sai ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sac ky nang ((lai hoa) or (dai hoa)). hieu ((ve phan) or (ke phan)) duc tan thanh dai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sac ky nang ((lai hoa) OR (dai hoa)). hieu ((ve phan) OR (ke phan)) duc tan thanh dai cua triet.
• Adding a wildcard symbol may retrieve word variants: vu sac ky nang ((lai hoa) or (dai hoa)). hieu ((ve phan) or (ke phan)) duc tan thanh dai cua triet*.