Perhaps you should try some spelling variations:
trinh vat » trinh van, trinh luat, sinh vat
va trien » va truyen, va thiet, va tuyen
va triet » va thiet, ve triet, cua triet
va trinh » van trinh, va tinh, lap trinh
sach ly » sach y, sach lo, sach ty
cau luc » cau truc, cau phuc
so sach » so sanh, bo sach, co sach
nang ma » tang ma, sang ma, nang cao
cam luc » cam xuc
ly nang » ky nang, ly hang, ly vang
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: so sach ly nang ma hoi. lieu va ((cam luc) or (cau luc)) va trinh vat ((va triet) or (va trien))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ly nang ma hoi. lieu va ((cam luc) OR (cau luc)) va trinh vat ((va triet) OR (va trien)).
• Adding a wildcard symbol may retrieve word variants: so sach ly nang ma hoi. lieu va ((cam luc) or (cau luc)) va trinh vat ((va triet) or (va trien))*.