Perhaps you should try some spelling variations:
manh xanh » mang xanh, anh anh, manh binh
cua triet » cua viet, va triet
duc manh » suc manh, duc anh, duc minh
su triet » su viet, su tien, ve triet
su sach » so sach, vu sach
nang ma » tang ma, sang ma, nang cao
va pham » van pham, va phat, va phap
xanh di » danh di, vanh dai, xanh tai
tu sac » tu sach, tu cac, tu san
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: ((tu sac) or (su sach)) ky nang ma hoi. lieu va pham duc manh xanh di ((cua triet) or (su triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sac) OR (su sach)) ky nang ma hoi. lieu va pham duc manh xanh di ((cua triet) OR (su triet)).
• Adding a wildcard symbol may retrieve word variants: ((tu sac) or (su sach)) ky nang ma hoi. lieu va pham duc manh xanh di ((cua triet) or (su triet))*.