30课 多语言及中文分词与检索
IK 分词器： 支持字典的热更新
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31课，全文搜索的具体案例
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32课，Search Template和Index Alias 查询
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33. Function Score Query 优化算分
votes 指定投票数
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34.Term & Phrase Suggest 推荐和自动完成
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35.自动补全
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36课 配置跨集群搜索
对集群各个机器进行配置
