Perhaps you should try some spelling variations:
so sach » so sanh, bo sach, co sach
sach ky » sac ky, sach y, sach ty
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
ve cham » va cham, ve chat, vu cham
san cua » sang cua, ban cua, dan cua
ve cam » ve cac, va cam, ve cai
lo van » vo van, so van, do van
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: so sach ky dang xa hoi. hieu ((ve cam) OR (ve cham)) ((lo van) or (le van)) thanh san cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ky dang xa hoi. hieu ((ve cam) OR (ve cham)) ((lo van) OR (le van)) thanh san cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach ky dang xa hoi. hieu ((ve cam) OR (ve cham)) ((lo van) or (le van)) thanh san cua te".
• Adding a wildcard symbol may retrieve word variants: so sach ky dang xa hoi. hieu ((ve cam) OR (ve cham)) ((lo van) or (le van)) thanh san cua te*.