Perhaps you should try some spelling variations:
su triet » su viet, su tien, ve triet
nang mai » nang ma, nang tai, lang mai
hang vi » hang va, hanh vi, khang voi
hang di » hang doi, hang dien, hang dich
xuc van » duc van, luc van, vuc van
tu sach » thu sach, su sach, te sach
mai hoi » mai khoi, dai hoi, lai hoi
ve cham » va cham, ve chat, vu cham
sach v » sach va, sach y, sach 2
ve cam » ve cac, va cam, ve cai
v nang » va nang, vu nang, van nang

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 v nang mai hoi. hieu ((ve cam) or (ve cham)) xuc van ((hang di) OR (hang vi)) su triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach v nang mai hoi. hieu ((ve cam) OR (ve cham)) xuc van ((hang di) OR (hang vi)) su triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach v nang mai hoi. hieu ((ve cam) or (ve cham)) xuc van ((hang di) OR (hang vi)) su triet".
• Adding a wildcard symbol may retrieve word variants: tu sach v nang mai hoi. hieu ((ve cam) or (ve cham)) xuc van ((hang di) OR (hang vi)) su triet*.