No | Pattern | Freq | Relations |
---|---|---|---|
1 | [pron] have been at this | 5 |
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2 | have been [verb] at this | 18 |
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3 | have been [vb pp] at this | 11 |
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4 | have been [v-ing] at this | 7 |
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5 | have been at this [noun] | 8 |
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6 | have been at this [noun sg] | 8 |
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