No | Pattern | Freq | Relations |
---|---|---|---|
1 | [verb] [been] [v-ing] for some years | 9 |
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2 | have [been] [v-ing] for some years | 9 |
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3 | [verb] [been] [v-ing] for some years | 9 |
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4 | [verb] been [v-ing] for some years | 9 |
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5 | had [been] [v-ing] for some years | 7 |
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6 | [vb past] [been] [v-ing] for some years | 7 |
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