occurrence, events, finding, disease, relationship, association, method, meeting, factors, infection, similarity, similarities, resemblance, timing, event, cohesion, findings, appearance, presence, meetings, development, changes, circumstances, occurrences, nature, result, cases, effect, conditions, connection, hallucinations, fact, diseases, arrival, effects, evolution, match, illness, use, happenings, causes, factor, phenomena, manifolds, relationships, increase, survey, encounter, phenomenon, developments, relation, pathology, cause, rise, associations, manifold, change, agreement, lesions, discovery, deaths, disorders, product, surveys, aggregates, resemblances, technique, encounters, death, involvement, convergence, condition, experiences, improvement, lines, parallel, carcinoma, infections, symptoms, features, link, damage, correlation, combination, deficiency, correspondence, connections, interests, feature, correctness, parallels, overlap, pattern