Perhaps you should try some spelling variations:
wide band » wide bandgap
yang dali » yang di, bang dai, yang all
yan yang » yang yang, yao yang, dan yang
band aid » brand aid, bank aid, based aid
aid hong » aid how, aid homi, aid non
hong hai » shang hai, zhong tai, dang hai
wang » lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang OR wing) or wan) yan yang dali wide band aid hong hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang OR wing) OR wan) yan yang dali wide band aid hong hai ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang OR wing) or wan) yan yang dali wide band aid hong hai ;*".