Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
thu sach » thuat sach, thuoc sach, thu hoach
nang mai » nang ma, nang tai, lang mai
cao xuc » cam xuc, cao duc, cao suc
doi cua » dai cua, hoi cua
xuc van » duc van, luc van, vuc van
tu sach » su sach, te sach, tu cach
hieu va » lieu va, hieu qua
mai hoi » mai khoi, dai hoi, lai hoi
va cao » va cac, va co, va dao
v nang » va nang, vu nang, van nang
di cua » dai cua, de cua, do cua

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) or (thu sach)) v nang mai hoi. hieu va cao xuc van thanh ((di cua) OR (doi cua)) thuoc~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (thu sach)) v nang mai hoi. hieu va cao xuc van thanh ((di cua) OR (doi cua)) thuoc*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (thu sach)) v nang mai hoi. hieu va cao xuc van thanh ((di cua) OR (doi cua)) thuoc*".