Perhaps you should try some spelling variations:
log change » logic changes, pelog changes, young change
change bei » exchange bei, change best, change bad
zhang wei » zhen wei
bei daun » bei daten, bei den
yang jun » yang jui, pang jun, yang jin
wang wei » wang zhi
wang li » wang lei, wang lin, tang li

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: log log change bei daun ((wang li) OR (yang jun)) ((((wang wei) OR (zhang wei))) OR (meng xin)) ;~.
• Adding a wildcard symbol may retrieve word variants: log log change bei daun ((wang li) or (yang jun)) ((((wang wei) or (zhang wei))) or (meng xin)) ;*.