Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
nhung cong » dung cong, thong cong, hang cong
trung dap » trung cap, trung dai, trung dam
dap nhung » vap nhung, va nhung, dap ung
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
san phan » san pham, van phan, sat phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sang - thanh trung dap nhung cong san phan tu~.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh trung dap nhung cong san phan tu*.