| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [adv prt] since | 59 |
|
| 2 | [adv prt] since the | 51 |
|
| 3 | [been] [adv prt] the | 40 |
|
| 4 | [been] since the | 19 |
|
