Perhaps you should try some spelling variations:
tieu tinh » trieu tinh, tieu trinh, lieu tinh
tranh cua » manh cua
doanh cua » doanh luan
hang cong » dang cong, hang nong, bang cong
tan trinh » tan thinh, tao trinh, dan trinh
trinh han » trinh quan
cong tan » cong tac, cong san, cong thanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu tinh - canh ((tranh cua) or (doanh cua)) hang cong tan trinh han~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu tinh - canh ((tranh cua) OR (doanh cua)) hang cong tan trinh han.
• Adding a wildcard symbol may retrieve word variants: theo tieu tinh - canh ((tranh cua) or (doanh cua)) hang cong tan trinh han*.