GET /scholar_fulltext/_search
{"query": {"bool": {"filter": [{"terms": {"type": ["article-journal", "paper-conference", "chapter"]}}, {"terms": {"access_type": ["wayback", "ia_file", "ia_sim"]}}], "must": [{"boosting": {"positive": {"bool": {"must": [{"query_string": {"query": "coffee", "default_operator": "AND", "analyze_wildcard": true, "allow_leading_wildcard": false, "lenient": true, "quote_field_suffix": ".exact", "fields": ["title^5", "biblio_all^3", "abstracts.body^2", "fulltext.body", "everything"]}}], "should": [{"terms": {"access_type": ["ia_sim", "ia_file", "wayback"]}}]}}, "negative": {"bool": {"should": [{"bool": {"must_not": [{"exists": {"field": "title"}}]}}, {"bool": {"must_not": [{"exists": {"field": "year"}}]}}, {"bool": {"must_not": [{"exists": {"field": "type"}}]}}, {"bool": {"must_not": [{"exists": {"field": "stage"}}]}}, {"bool": {"must_not": [{"exists": {"field": "biblio.container_ident"}}]}}]}}, "negative_boost": 0.5}}]}}, "collapse": {"field": "collapse_key", "inner_hits": {"name": "more_pages", "size": 0}}, "from": 0, "size": 15, "highlight": {"fields": {"abstracts.body": {"number_of_fragments": 2, "fragment_size": 300}, "fulltext.body": {"number_of_fragments": 2, "fragment_size": 300}, "fulltext.acknowledgment": {"number_of_fragments": 2, "fragment_size": 300}, "fulltext.annex": {"number_of_fragments": 2, "fragment_size": 300}}}}