Korea Social Science Data Archive Thesaurus

"The total number of search terms covered in KOSSDA Thesaurus is 17,389, including 2,357 preferred terms(descriptors), 2,364 non-preferred terms, and as many as 25,766 terms of hierarchical(broader terms and narrower terms) and associative relationships(related terms). KOSSDA Thesaurus has been developed specifically for and by KOSSDA."