| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] had been [v-ing] [adv] since | 11 |
|
| 2 | [pers pn] had been [v-ing] [adv] since | 7 |
|
| 3 | had been [v-ing] [adv] since [noun] | 5 |
|
| 4 | had been [v-ing] [adv] since the | 5 |
|
| 5 | had been [v-ing] [adv] since [art] | 5 |
|
| 6 | had been [v-ing] [adv] since [art] | 5 |
|
| 7 | had been [v-ing] [adv] since the | 5 |
|
