Perhaps you should try some spelling variations:
manh hanh » xanh hanh, danh thanh, minh thanh
van pham » van phan, van phat, van tham
duc manh » suc manh, duc anh, duc minh
su triet » su viet, su tien, ve triet
nang xa » nang x, lang xa, nang ma
hanh de » hanh ve, hanh kem
tu sac » tu sach, tu cac, tu san
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: tu sac ky nang xa hoi. hieu ((van pham) or (san pham)) duc manh hanh de ((su triet) or (cua vat))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang xa hoi. hieu ((van pham) OR (san pham)) duc manh hanh de ((su triet) OR (cua vat)).
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang xa hoi. hieu ((van pham) or (san pham)) duc manh hanh de ((su triet) or (cua vat))*.