Perhaps you should try some spelling variations:
rene changed » rates changed, rate changes, have changed
changed post » change cost, changed east, changed pt
wing ying » liang ying, jin ying, ying yang
wong shiu » wong siu, cong shu, song shin
wong sau » wong sam, wong siu, wong lai
yang xi » yang di, yang jui
yang yi » yang di, yang jui

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: wing ying ((yang xi) OR (yang yi)) rene changed post ((wong shiu) OR (wong sau)) ;~.
• Adding a wildcard symbol may retrieve word variants: wing ying ((yang xi) or (yang yi)) rene changed post ((wong shiu) or (wong sau)) ;*.