| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been friends | 47 |
|
| 2 | had [been] friends | 18 |
|
| 3 | 've [been] friends | 11 |
|
| 4 | have [been] friends | 8 |
|
| 5 | 'd [been] friends | 6 |
|
