Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thanh lam » thanh lap, hanh lam, thanh nam
va thanh » gia thanh, ban thanh, va tinh
dang hoa » dang hoai, dang khoa, dong hoa
lam cua » nam cua, lam chat
cac bac » cac bai, cac ban, cac cach
su sach » so sach, vu sach
hoa hoi » khoa hoi, hoa hoc, hoa doi
ky dang » ky nang, ky danh
so sanh » do sanh
cac dac » cac dan, cac dai, cac tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((su sach) or (so sanh)) ky dang hoa hoi. lieu va ((cac dac) or (cac bac)) va thanh lam cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (so sanh)) ky dang hoa hoi. lieu va ((cac dac) OR (cac bac)) va thanh lam cua triet.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (so sanh)) ky dang hoa hoi. lieu va ((cac dac) or (cac bac)) va thanh lam cua triet*.