Perhaps you should try some spelling variations:
thuong con » thuong dong, truong cong, thong cong
chu sang » chu bang, chieu sang, chuc nang
thu sang » thu hang, thu san, thu bang
dung cua » dung cho
dan phan » doan phan, dan chan, van phan
phan cac » nhan cach, phan dau, phan lap
con dan » cong dan, co dan, con ban

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

• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu sang) OR (thu sang)) - thanh ((dung cua) OR (dung luan)) thuong con dan phan cac~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu sang) OR (thu sang)) - thanh ((dung cua) or (dung luan)) thuong con dan phan cac~".
• Adding a wildcard symbol may retrieve word variants: theo ((chu sang) OR (thu sang)) - thanh ((dung cua) or (dung luan)) thuong con dan phan cac*.