| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a long time be | 36 |
|
| 2 | a long time [is] | 15 |
|
| 3 | a long time been | 15 |
|
| 4 | a long time [been] | 15 |
|
| 5 | a long time is | 12 |
|
| 6 | a long time [was/were] | 5 |
|
