زبان هفتم
{"corrected_query": "کتاب زبان هفتم", "keywords": [{"keyword": "کتاب", "priority": 1, "synonyms": ["کتاب"]}, {"keyword": "زبان", "priority": 1, "synonyms": ["زبان"]}, {"keyword": "هفتم", "priority": 1, "synonyms": ["هفتم"]}]}