Perhaps you should try some spelling variations:
thuong trong » thong trong, duong trong, thuoc trong
than thuong » thanh thuong, phan thuong, han thuong
thanh trung » thanh tung
trung than » trung thanh, trung thang, trung tuan
hoc thieu » toc thieu, hoc hien
trong hai » trong thai, trong tai, trong hoat
ho chieu » theo chieu, doi chieu, mot chieu
than cau » toan cau, phan cau, thanh chau
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (hoc thieu)) tinh - thanh trung than thuong trong hai ((than cau) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) tinh - thanh trung than thuong trong hai ((than cau) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (hoc thieu)) tinh - thanh trung than thuong trong hai ((than cau) or (than cap))*.