Perhaps you should try some spelling variations:
dong zhang » dong hoang, dong sheng, dong yang
zhang plan » zhang silan, zhang fan, zhang jian
plan how » plans how
wang lei » wang wei, wang fei, zhang lei
yang jie » yang jin, yang di, yang jui
wang li » wang lin, tang li, wang di
yang yi » yang di, yang xi, yang jui

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong zhang plan how best ((((((wang li) or (wang lei))) or (yang jie))) or (yang yi)) hoang vu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong zhang plan how best ((((((wang li) OR (wang lei))) OR (yang jie))) OR (yang yi)) hoang vu ;.
• Adding a wildcard symbol may retrieve word variants: dong zhang plan how best ((((((wang li) or (wang lei))) or (yang jie))) or (yang yi)) hoang vu ;*.