| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | of [art] problem [be] [that] [pron] | 9 |
|
| 2 | [prep] [art] problem [be] that [pron] | 9 |
|
| 3 | [prep] the problem [be] [that] [pron] | 9 |
|
| 4 | [prep] [art] problem be [that] [pron] | 9 |
|
| 5 | [prep] [art] problem is [that] [pron] | 8 |
|
| 6 | [prep] [art] problem [is] [that] [pron] | 8 |
|
| 7 | [prep] [art] problem [be] [that] [pers pn] | 7 |
|
