Perhaps you should try some spelling variations:
nhanh thanh » phan thanh, nhanh tinh
cau nuoc » cap nuoc, cac nuoc, dau nuoc
hang hai » hoang hai, hang tai, thanh hai
cau treo » cau theo, cau tren, cau triet
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
hieu va » lieu va, hieu qua
co hoi » co hoc, co loi
va cau » van cau, va cac, va dau
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: su sach ky nang ((x hoi) or (co hoi)). hieu va cau nuoc va ((nhanh thanh) or (hang hai)) cau treo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky nang ((x hoi) OR (co hoi)). hieu va cau nuoc va ((nhanh thanh) OR (hang hai)) cau treo.
• Adding a wildcard symbol may retrieve word variants: su sach ky nang ((x hoi) or (co hoi)). hieu va cau nuoc va ((nhanh thanh) or (hang hai)) cau treo*.