No | Pattern | Freq | Relations |
---|---|---|---|
1 | they have been [v-ing] [prep] a | 25 |
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2 | they have been [v-ing] [prep] a | 25 |
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3 | they have been [v-ing] for a | 11 |
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4 | they have been [v-ing] for a | 11 |
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5 | they had been [v-ing] [prep] a | 10 |
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6 | they have been [v-ing] [prep] a | 7 |
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7 | they 've been [v-ing] [prep] a | 5 |
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