| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] [adv] for a | 222 |
|
| 2 | be [v-ing] [adv] for a | 222 |
|
| 3 | been [v-ing] [adv] [prep] a | 110 |
|
| 4 | been [v-ing] [adv] [prep] a | 110 |
|
| 5 | been [verb] [adv] for a | 99 |
|
| 6 | been [v-ing] [adv] for [art] | 95 |
|
| 7 | [been] [v-ing] [adv] for a | 47 |
|
| 8 | been [v-ing] [adv] for a | 47 |
|
