（多选题）房源的获取原则主要有（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29103' and id < 2368691 and id<>'2368691' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29103' and id > 2368691 and id<>'2368691' order by id asc limit 5