Perhaps you should try some spelling variations:
phuong danh » phuong anh, phuong dinh, phuong hanh
hanh trinh » hanh chinh
chieu sang » chieu sach, chieu xanh, nhieu tang
toi phuong » thi phuong, tai phuong, doi phuong
hieu lang » hieu quang, nhieu tang, hieu van
danh toan » manh toan, anh toan, dan toan
toan cao » toan ban, toan tap
cua toi » cua hoi, cua moi, cua loai

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu lang) OR (chieu sang)) - ((hanh trinh) OR (canh tranh)) cua toi phuong danh toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu lang) OR (chieu sang)) - ((hanh trinh) or (canh tranh)) cua toi phuong danh toan cao~".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu lang) OR (chieu sang)) - ((hanh trinh) or (canh tranh)) cua toi phuong danh toan cao*.