Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung thinh » trung thanh, trong thinh, trung tinh
thinh khong » tinh khong, trinh khong, thi khong
bien tinh » bi tinh, yen tinh, diep tinh
thong van » thong va, thong quan, truong van
trong van » trong cac
phan cac » nhan cach, phan dau, phan lap
so bien » mot bien

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

• Performing a fuzzy search may retrieve terms with similar spellings: so bien tinh - thanh trung thinh khong ((thong van) or (trong van)) phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so bien tinh - thanh trung thinh khong ((thong van) OR (trong van)) phan cac.
• Adding a wildcard symbol may retrieve word variants: so bien tinh - thanh trung thinh khong ((thong van) or (trong van)) phan cac*.