No | Pattern | Freq | Relations |
---|---|---|---|
1 | had [been] [v-ing] on for some | 7 |
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2 | [vb past] been [v-ing] on for some | 7 |
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3 | [vb past] [been] going on for some | 6 |
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[vb past] [been] [v-ing] on for some Next page
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