No | Pattern | Freq | Relations |
---|---|---|---|
1 | [pers pn] must have been [v-ing] [det] | 8 | |
2 | [pron] must have been [v-ing] [det] | 8 | |
3 | must have been [v-ing] [prep] [det] | 10 | |
4 | must have been [v-ing] [prep] [det] | 10 |
(1) must have been [v-ing] (5) [det] Next page
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