The core idea of the method was to seek frequently-used sets of services combination sequences from the preexistent ones, then used the frequent sequences to recommend the services.

其核心思想是通过从以往服务组合序列中发现高频率出现的组合序列集，然后利用该序列集进行服务推荐。

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Plenty of people who should know better think selling "freemium" services (the combination of free, basic service and premium, paid service) is a business model.

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He would say that his government does have a big idea: to bring excellence and choice to the public services through a combination of increased funding and (New Labour buzz-word meaning competition) contestability.

ECONOMIST: Bagehot: Whatever works | The

This is sending companies like Comcast and the other cable television companies back to the drawing board to offer a better combination of services.

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