Perhaps you should try some spelling variations:
thanh phan » thanh pho, thanh san, thanh toan
cua triet » cua viet, su triet, va triet
phan cua » nhan cua, than cua, phat cua
dang xay » dang van, van xay
hieu van » hieu va, thien van, lieu va
xay hoi » xa hoi, tay hoi, cay phoi
van lam » van nam
ky dang » ky nang, ky danh
sac ky » cac ky, sai ky
tuc va » thuc va, truc va, tuc xa
luc va » duc va, loc va
su sac » su sach, su cac, su xac

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sac ky dang xay hoi. hieu van lam ((tuc va) or (luc va)) thanh phan cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ky dang xay hoi. hieu van lam ((tuc va) OR (luc va)) thanh phan cua triet.
• Adding a wildcard symbol may retrieve word variants: su sac ky dang xay hoi. hieu van lam ((tuc va) or (luc va)) thanh phan cua triet*.