Perhaps you should try some spelling variations:
joon chang » hoong chang, boon chong, jin chang
chang zhi » zhang zhi, wang zhi, chang ha
yang july » yang judy, yang jun
can joon » can join, can job, ha joon
zhi chen » zhe chen, zhu chen, zhiwu chen
yang jui » yang judy, yang xi
yang yi » yang xi
dang » dan, lang, wang
hai » hadi, haji, hari

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

• Performing a fuzzy search may retrieve terms with similar spellings: can joon chang zhi chen ((((yang jui) OR (yang yi))) or (((yang di) or (yang july)))) dang hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: can joon chang zhi chen ((((yang jui) OR (yang yi))) OR (((yang di) OR (yang july)))) dang hai ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "can joon chang zhi chen ((((yang jui) OR (yang yi))) or (((yang di) or (yang july)))) dang hai ;*".