Perhaps you should try some spelling variations:
cheng zhang » cheng han, zhen zhang, chen zheng
wang liang » wang yang
liang yang » liang ying, wang yang, yang yang
dong bin » dong sin, dann bin
li last » als last, die last, his last
dong di » dong sin
i last » _ last, a last, 3 last

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang liang yang ((((li last) or (i last))) or (die kosten)) cheng zhang ((dong bin) or (dong di)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang liang yang ((((li last) OR (i last))) OR (die kosten)) cheng zhang ((dong bin) OR (dong di)) ;.
• Adding a wildcard symbol may retrieve word variants: wang liang yang ((((li last) or (i last))) or (die kosten)) cheng zhang ((dong bin) or (dong di)) ;*.