Perhaps you should try some spelling variations:
thanh khung » thanh hung, thanh chuong, thanh phuong
thieu sang » chieu sang, thieu khang, thieu quang
hoc thieu » toc thieu, hoc hien
khung cua » chung cua, khung luan, chung cu
cua trong » cua truong, cua trung, qua trong
cong san » cong tac
san phan » san pham, van phan, sat phan
phan cac » nhan cach, phan dau, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu sang - thanh khung cua trong cong san phan cac~.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sang - thanh khung cua trong cong san phan cac*.