Perhaps you should try some spelling variations:
studies around » studies grounded, studies about, studies und
studies young » studies youth
bin zugang » beim zugang, den zugang, bin zhang
ein zugang » einen zugang, beim zugang, den zugang
iii gene » iii rene, iii gender, iii genome
gene can » genes can, genre can, genome can

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((bin zugang) or (ein zugang)) iii gene can ((studies young) OR (studies around)) choi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((bin zugang) OR (ein zugang)) iii gene can ((studies young) OR (studies around)) choi ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((bin zugang) or (ein zugang)) iii gene can ((studies young) OR (studies around)) choi ;*".