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

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)) - lanh ban 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)) - lanh ban va nhung cong dan chan cau*.