Perhaps you should try some spelling variations:
can thanh » ban thanh, van thanh, cac thanh
qua pham » quan pham, quy pham, qua cham
vinh cuu » dinh cuu, dinh cu, tinh cua
sinh cua » manh cua, dinh cuu, sinh va
su sach » so sach, vu sach
sach ty » sach y, sach tu, sach thu
xang xa » lang xa, mang xa, ang xa
duc can » duc tan, duy can, duc van
vi cuu » vi luu

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 qua pham duc can thanh ((vi cuu) or (((vinh cuu) or (sinh cua)))) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty xang xa hoi. hieu qua pham duc can thanh ((vi cuu) OR (((vinh cuu) OR (sinh cua)))) tre.
• Adding a wildcard symbol may retrieve word variants: su sach ty xang xa hoi. hieu qua pham duc can thanh ((vi cuu) or (((vinh cuu) or (sinh cua)))) tre*.