Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
hanh trinh » canh tranh, hanh chinh
trinh thuc » trinh tu, trinh thi
thuc dung » thuoc dung, thuy dung, tuc dung
dung cong » dung trong
cong tinh » cong trinh, cong vinh, long tinh
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: mot chieu sang - hanh trinh thuc dung cong tinh toan ban~.
• Adding a wildcard symbol may retrieve word variants: mot chieu sang - hanh trinh thuc dung cong tinh toan ban*.