Perhaps you should try some spelling variations:
pilot domains » iot domain
slit domains » six domains, strip domains, ii domains
qian funk » qian jun
long firm » wong firm, young firm, long term
firm hong » firm how, from hong
hong yu » wong yue
han » than, hand, hans

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

• Performing a fuzzy search may retrieve terms with similar spellings: qian funk han ((slit domains) OR (pilot domains)) long firm hong yu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "qian funk han ((slit domains) OR (pilot domains)) long firm hong yu ;".
• Adding a wildcard symbol may retrieve word variants: qian funk han ((slit domains) OR (pilot domains)) long firm hong yu ;*.