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

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 y nang mai hoi. hieu ((ve cam) or (ve cham)) xuc van ((hang di) or (hang doi)) su triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y nang mai hoi. hieu ((ve cam) OR (ve cham)) xuc van ((hang di) OR (hang doi)) su triet.
• Adding a wildcard symbol may retrieve word variants: tu sach y nang mai hoi. hieu ((ve cam) or (ve cham)) xuc van ((hang di) or (hang doi)) su triet*.