Perhaps you should try some spelling variations:
ylang wang » ylang ylang, lang lang, yan wang
wang yang » wang yan, wang liang, wang yanling
disk test » wilk test
kit song » art song, jie song, jin song
kim song » kim young, kim eung
hong suk » chong suk, yong suk, hong seo
i test » ai test, i testi, ii test

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

• Performing a fuzzy search may retrieve terms with similar spellings: ylang wang yang ((disk test) or (i test)) ((kit song) OR (kim song)) hong suk ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ylang wang yang ((disk test) OR (i test)) ((kit song) OR (kim song)) hong suk ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ylang wang yang ((disk test) or (i test)) ((kit song) OR (kim song)) hong suk ;".
• Adding a wildcard symbol may retrieve word variants: ylang wang yang ((disk test) or (i test)) ((kit song) OR (kim song)) hong suk ;*.