Perhaps you should try some spelling variations:
tang mai » tang ma, tang tai, lang mai
vu sach » vu bach, su sach, vu khach
sach ky » sac ky, sach y, sach ty
va xanh » va danh, va hanh, va anh
mai hoi » mai khoi, dai hoi, lai hoi
ky tang » ky nang, ky dang, kho tang
ve cam » ve cham, va cam, ve cai
ve cac » va cac, vien cac
xuc va » duc va, tuc va, luc va
di cua » doi cua, de cua, do cua

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

• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ky tang mai hoi. hieu ((ve cam) OR (ve cac)) xuc va xanh ((di cua) OR (dai cua)) tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach ky tang mai hoi. hieu ((ve cam) OR (ve cac)) xuc va xanh ((di cua) or (dai cua)) tre~".
• Adding a wildcard symbol may retrieve word variants: vu sach ky tang mai hoi. hieu ((ve cam) OR (ve cac)) xuc va xanh ((di cua) or (dai cua)) tre*.