Perhaps you should try some spelling variations:
thac toc » cac toc, thac cac, thi toc
danh di » danh du, xanh di, danh dien
danh va » doanh va, hanh va, anh va
thu sac » thu sach, thu san, thu xac
hieu va » lieu va, hieu qua
hac tuc » thai tuc
cuu tre » cua tre, cau tren, cau treo
sac ky » cac ky, sai ky
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: thu sac ky nang x hoi. hieu va ((hac tuc) or (thac toc)) va ((danh va) or (danh di)) cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sac ky nang x hoi. hieu va ((hac tuc) OR (thac toc)) va ((danh va) OR (danh di)) cuu tre.
• Adding a wildcard symbol may retrieve word variants: thu sac ky nang x hoi. hieu va ((hac tuc) or (thac toc)) va ((danh va) or (danh di)) cuu tre*.