Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
sinh lam » dinh lam, sinh ly, sinh vat
lam cua » nam cua, lam chat
va sinh » va kinh, va tinh, vi sinh
ve cham » va cham, ve chat, vu cham
sach ky » sac ky, sach y, sach ty
te sach » toc sach
sang ma » tang ma, nang ma, sang tao
sang xa » song xa, lang xa, mang xa
ve cac » va cac, vien cac

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 ((sang xa) OR (sang ma)) hoi. hieu ((ve cham) or (ve cac)) duc va sinh lam cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky ((sang xa) OR (sang ma)) hoi. hieu ((ve cham) OR (ve cac)) duc va sinh lam cua triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky ((sang xa) OR (sang ma)) hoi. hieu ((ve cham) or (ve cac)) duc va sinh lam cua triet*".