Perhaps you should try some spelling variations:
chai tinh » chau tinh, thai tinh, cham tinh
cong vang » cong lang, cong quang, cong ngang
vang toan » van toan, dang toan, quang toan
doi chai » doi chi, doi thoai, doi cua
qua dung » quang dung, qua song, qua cong
cua dong » chua dong, cua cong, cua dang
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: doi chai tinh - canh tranh ((((qua dung) or (cua dong))) or (su dung)) cong vang toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chai tinh - canh tranh ((((qua dung) OR (cua dong))) OR (su dung)) cong vang toan cau.
• Adding a wildcard symbol may retrieve word variants: doi chai tinh - canh tranh ((((qua dung) or (cua dong))) or (su dung)) cong vang toan cau*.