| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be added to | 412 |
|
| 2 | was added to | 183 |
|
| 3 | is added to | 170 |
|
| 4 | were added to | 123 |
|
| 5 | been added to | 122 |
|
| 6 | are added to | 80 |
|
| 7 | being added to | 54 |
|
