Perhaps you should try some spelling variations:
tranh trong » tran trong, trinh trong, anh trong
cong huong » cong thuong, cong luong, cong hung
huong tinh » khuong tinh, thuong tinh, duong tinh
30 trieu » 25 trieu
trong ca » trong cac, trong nha
toan cao » toan ban, toan tap
ca cong » cua cong, cac cong, cao cong

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

• Performing a fuzzy search may retrieve terms with similar spellings: 30 trieu tinh - tranh trong ca cong huong tinh toan cao~.
• Adding a wildcard symbol may retrieve word variants: 30 trieu tinh - tranh trong ca cong huong tinh toan cao*.