Perhaps you should try some spelling variations:
thanh trong » tranh trong, hanh trong, nhanh trong
thanh trung » thanh tung
quan nhung » qua nhung, cua nhung, luan chung
nhung song » nhung cong, nhung bong, nhung chong
thanh cac » hanh cac, thanh bac, tranh cac
khi xanh » khia canh, thi hanh, thi anh
song van » hoang van, trong van, duong van
thanh ca » thanh cha, thanh ha, thanh va

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi khi xanh - ((thanh trong) or (thanh trung)) quan nhung song van ((thanh cac) OR (thanh ca))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi khi xanh - ((thanh trong) OR (thanh trung)) quan nhung song van ((thanh cac) OR (thanh ca)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi khi xanh - ((thanh trong) or (thanh trung)) quan nhung song van ((thanh cac) OR (thanh ca))".
• Adding a wildcard symbol may retrieve word variants: doi khi xanh - ((thanh trong) or (thanh trung)) quan nhung song van ((thanh cac) OR (thanh ca))*.