Perhaps you should try some spelling variations:
jeong yeon » jeong hyeok, jeang yean, seung yeon
juan dang » juan danza, juan meng
juan rana » juan danza, juan lara, juan rene
gene bank » gene banks, one bank, genomen bank
jeong seo » hong seo, jeong su
hai gene » a gene, a1 gene, hai ren
feng » eng, fang

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

• Performing a fuzzy search may retrieve terms with similar spellings: feng ((juan dang) OR (juan rana)) hai gene bank minh ((jeong seo) or (jeong yeon)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: feng ((juan dang) OR (juan rana)) hai gene bank minh ((jeong seo) OR (jeong yeon)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "feng ((juan dang) OR (juan rana)) hai gene bank minh ((jeong seo) or (jeong yeon)) ;*".