No | Pattern | Freq | Relations |
---|---|---|---|
1 | could n't [verb] | 12359 |
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2 | [modal v] n't have | 5237 |
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3 | could [adv] have | 3257 |
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4 | could [not/n't] have | 1782 |
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5 | could not have | 1781 |
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