Perhaps you should try some spelling variations:
ve triet » va trien, su triet
sach thi » sach thu, sach tai, sach thieu
thi hang » thi hanh, thi nang, thi hong
hang di » hang doi, hang dien, hang dich
hang vi » hang va, hanh vi, khang voi
luc ban » duc ban, cuc ban, luc bat
tu sach » thu sach, su sach, te sach
hang xa » hoang xa, hang va, hang ca
ve cam » ve cham, ve cac, ve cai
va cam » va cham, va cac, va cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach thi hang xa hoi. hieu ((ve cam) or (va cam)) luc ban ((hang vi) OR (hang di)) ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach thi hang xa hoi. hieu ((ve cam) OR (va cam)) luc ban ((hang vi) OR (hang di)) ve triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach thi hang xa hoi. hieu ((ve cam) or (va cam)) luc ban ((hang vi) OR (hang di)) ve triet*".