Consequently, if, for the sake of convenience, the first process in the present invention is termed the “filling process,” and the second process is termed the “planarization process,” {HEAD ~ the present invention} contains {TAIL ~ the following eight types} of methods: 
contains
Consequently , if , for the sake of convenience , the first process in the present invention is termed the “ filling process , ” and the second process is termed the “ planarization process , ” { HEAD ~ the present invention } contains { TAIL ~ the following eight types } of methods :
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