Perhaps you should try some spelling variations:
van dinh » van minh, van dich, va dinh
dinh tri » chinh tri
su sach » so sach, vu sach
sach ty » sach y, sach tu, sach thu
xang xa » lang xa, mang xa, ang xa
duc van » duc va, duc tan, duc manh
ve cac » vien cac
cua te » cua tu

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 ty xang xa hoi. hieu ((ve cac) or (va cac)) duc van dinh tri cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty xang xa hoi. hieu ((ve cac) OR (va cac)) duc van dinh tri cua te.
• Adding a wildcard symbol may retrieve word variants: su sach ty xang xa hoi. hieu ((ve cac) or (va cac)) duc van dinh tri cua te*.