| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be a long time since [pron] | 68 |
|
| 2 | be a long time [conj] [indef pn] | 8 |
|
| 3 | [be] a long time since [indef pn] | 5 |
|
| 4 | be a long [noun] since [indef pn] | 5 |
|
| 5 | be a [adj] time since [indef pn] | 5 |
|
| 6 | be [art] long time since [indef pn] | 5 |
|
