| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | there [is] often a | 115 |
|
| 2 | there [is] often a | 115 |
|
| 3 | there is often a | 108 |
|
| 4 | there [is] often a | 102 |
|
| 5 | there [is] often an | 13 |
|
| 6 | there 's often a | 7 |
|
