Perhaps you should try some spelling variations:
phap trinh » phap tinh, lap trinh, phap sinh
cua triet » cua viet, su triet, va triet
trinh vat » trinh van, trinh luat, sinh vat
vat cua » mat cua, bat cua, dat cua
sach ky » sac ky, sach y, sach ty
te sach » toc sach
lang ha » long ha
lam hoc » lam hoa, tam hoc, lam thuoc
am hoc » ad hoc

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky ((lang ha) or (nang x)) hoi. lieu va ((lam hoc) or (am hoc)) phap trinh vat cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky ((lang ha) OR (nang x)) hoi. lieu va ((lam hoc) OR (am hoc)) phap trinh vat cua triet.
• Adding a wildcard symbol may retrieve word variants: te sach ky ((lang ha) or (nang x)) hoi. lieu va ((lam hoc) or (am hoc)) phap trinh vat cua triet*.