Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hieu lang » chieu sang, hieu quang, nhieu tang
canh manh » lanh manh, canh tranh, cach mang
bang cong » bang song, hang cong, dung cong
dang cong » dung cong
manh cua » doanh cua, ban cua
tan toan » tan tran, tap toan, van toan
toan cau » toan cao, toan ban, toan tap

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 tinh) or (hieu lang)) - canh manh cua ((bang cong) or (dang cong)) tan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu tinh) OR (hieu lang)) - canh manh cua ((bang cong) OR (dang cong)) tan toan cau.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu tinh) or (hieu lang)) - canh manh cua ((bang cong) or (dang cong)) tan toan cau*.