| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [be] [v-ing] [adv] [prep] a | 5 |
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| 2 | [det] be [v-ing] [adv] [prep] a | 5 |
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[det] [be] [v-ing] [adv] [prep] a Next page
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