Perhaps you should try some spelling variations:
thu nang » thi nang, thu bang, tho nang
danh vai » danh sai, danh va, doanh van
thu hang » thi hang, thuc hanh, thu huong
nam danh » nam dinh, nam dan
te sach » toc sach
vai cua » dai cua, hai cua, lai cua
oc nam » hoc nam, ngoc nam
cua te » cua tu
cac oc » cac toc, cac hoc, cac o

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ((thu nang) OR (thu hang)) xa hoi. ((lieu va) or (hieu qua)) cac oc nam danh vai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((thu nang) OR (thu hang)) xa hoi. ((lieu va) OR (hieu qua)) cac oc nam danh vai cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((thu nang) OR (thu hang)) xa hoi. ((lieu va) or (hieu qua)) cac oc nam danh vai cua te*".