Niche Research: This is often the first opportunity you'll have to rank, but only if you don't ignore the indirectly relevant (though sometimes less obvious) keywords in the discovery process.

细分市场搜索（更确定性的搜索，易IT注）: 这可能是你第一个能够排名靠前的地方，只要你不忽略用户发现产品的过程中的某些间接相关的关键字（虽然有时这种相关性不是那么明显）。

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Sometimes we hear news of our patient indirectly through somebody else.

有时我们会从他人口中听到病人的消息。

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