Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
hang loi » thang loi, hang doi, tang loi
ban hang » ngan hang
loi cau » loi ca, hoi cau, loi can
xuc ban » duc ban, cuc ban, quoc ban
hieu va » lieu va, hieu qua
cau tre » cau tren, cau treo, cau tra
hieu ve » hieu van
ty nang » ky nang, ty hang, ly nang
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuat sach ((ty nang) or (ty xang)) x hoi. ((hieu ve) or (hieu va)) cam xuc ban hang loi cau tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat sach ((ty nang) OR (ty xang)) x hoi. ((hieu ve) OR (hieu va)) cam xuc ban hang loi cau tre.
• Adding a wildcard symbol may retrieve word variants: thuat sach ((ty nang) or (ty xang)) x hoi. ((hieu ve) or (hieu va)) cam xuc ban hang loi cau tre*.