Perhaps you should try some spelling variations:
trinh quang » tinh quang, trinh quan, trinh dung
tranh quang » tran quang, tinh quang, trinh quan
dung cong » dung trong
ban thanh » ban hanh, ban hang
chi xanh » chi anh, chi danh, chi hanh
dan than » dan chan, ban than, van than
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi xanh - canh ((tranh quang) OR (trinh quang)) dung cong ((dan than) or (ban thanh)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - canh ((tranh quang) OR (trinh quang)) dung cong ((dan than) OR (ban thanh)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chi xanh - canh ((tranh quang) OR (trinh quang)) dung cong ((dan than) or (ban thanh)) cau".
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - canh ((tranh quang) OR (trinh quang)) dung cong ((dan than) or (ban thanh)) cau*.