Perhaps you should try some spelling variations:
dinh toai » dinh toi, dinh tai, tinh toan
chinh tai » chinh tri
hieu van » hieu va, thien van, lieu va
hinh tai » hinh thai, hinh bai, chinh tri
cac viet » cach viet, bac viet, ca viet
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
van cam » van nam, van lam, van cau
cam duc » cam xuc, cao duc, pham duc
tu van » tu va

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu van ky lang xa hoi. hieu van cam duc va ((((hinh tai) or (chinh tai))) or (dinh toai)) cac viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu van ky lang xa hoi. hieu van cam duc va ((((hinh tai) OR (chinh tai))) OR (dinh toai)) cac viet.
• Adding a wildcard symbol may retrieve word variants: tu van ky lang xa hoi. hieu van cam duc va ((((hinh tai) or (chinh tai))) or (dinh toai)) cac viet*.