No | Pattern | Freq | Relations |
---|---|---|---|
1 | this has [been] go on for | 6 |
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2 | this has [been] [v-ing] on for | 6 |
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3 | this has [been] [verb] on for | 6 |
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4 | this has been [verb] on for | 6 |
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5 | this has [been] going on for | 6 |
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