| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [v-ing] [adv] since | 76 |
|
| 2 | [v-ing] [adv] since [num ord] | 6 |
|
| 3 | been [adv] since [num ord] | 5 |
|
| 4 | been [v-ing] [adv] [num ord] | 5 |
|
