Perhaps you should try some spelling variations:
quang cua » quan cua, quang tuan, quang huy
chat xuc » chat huu, cam xuc, chao xu
va doanh » van doanh, vay doanh, va danh
tu sach » thu sach, su sach, tu cach
qua cua » quan cua, qua quan
va chat » van chat, va phat, cao chat
hieu va » lieu va, hieu qua
nang ma » tang ma, sang ma, nang cao
te sach » toc sach
xuc va » duc va, tuc va, luc va
y nang » ky nang, ly nang, v 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) or (te sach)) y nang ma hoa. hieu va chat xuc va doanh ((qua cua) OR (quang cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (te sach)) y nang ma hoa. hieu va chat xuc va doanh ((qua cua) OR (quang cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (te sach)) y nang ma hoa. hieu va chat xuc va doanh ((qua cua) OR (quang cua)) tre".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (te sach)) y nang ma hoa. hieu va chat xuc va doanh ((qua cua) OR (quang cua)) tre*.