Perhaps you should try some spelling variations:
ngang thanh » nang thanh, nganh thanh, ngan thanh
theo chieu » theo tieu, ho chieu, theo chu
chieu sang » chieu sach, chieu xanh, hieu lang
hanh trong » hanh trang, anh trong, hinh trong
cong ngang » cong nhan, cong quang, cong lang
dong cong » duong cong, dung cong, dang cong
thanh mau » hanh mau, thanh san, thanh hai
cac dong » cac duong, cac cong, cac dang

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu sang - hanh trong cac dong cong ngang thanh mau~.
• Adding a wildcard symbol may retrieve word variants: theo chieu sang - hanh trong cac dong cong ngang thanh mau*.