Perhaps you should try some spelling variations:
seung yeon » seung joon, seung won, seung youn
jeong yeon » jeong hyeok, jeang yean, jeong dahyeon
test awt » test auf, test a
yang ai » yang di, yang xi, yang li
yang yi » yang di, yang xi, yang jui
test ke » test bed, test der, test kit
nan ya » nan yan, nana yaa

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

• If you are trying to use Boolean operators, they must be ALL CAPS: nan ya ((yang ai) OR (yang yi)) ((test ke) OR (test awt)) kin ((seung yeon) OR (jeong yeon)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "nan ya ((yang ai) or (yang yi)) ((test ke) or (test awt)) kin ((seung yeon) OR (jeong yeon)) ;~".
• Adding a wildcard symbol may retrieve word variants: nan ya ((yang ai) or (yang yi)) ((test ke) or (test awt)) kin ((seung yeon) OR (jeong yeon)) ;*.