Perhaps you should try some spelling variations:
tieu trinh » tien trinh, tien thinh, trieu tinh
doanh sang » doanh quang, doanh ban, doanh van
nhung cong » dung cong, thong cong, hang cong
lieu tinh » trieu tinh, diep tinh, bien tinh
cong dan » cong san, cong tan, huong dan
dan chan » dan gian, dan ca, van chat
chan cau » phan cau, can cau, chinh cau
sang va » hang va, song va, sang ma

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((lieu tinh) or (tieu trinh)) - doanh sang va nhung cong dan chan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((lieu tinh) OR (tieu trinh)) - doanh sang va nhung cong dan chan cau.
• Adding a wildcard symbol may retrieve word variants: theo ((lieu tinh) or (tieu trinh)) - doanh sang va nhung cong dan chan cau*.