| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | the main problem [be] that [pron] | 7 |
|
| 2 | the main problem [be] that [pron] | 7 |
|
| 3 | the main problem [be] [conj] [pron] | 7 |
|
| 4 | the main problem be [conj] [pron] | 7 |
|
| 5 | the main problem [be] [that] [pron] | 7 |
|
| 6 | the main problem [be] [conj] [pron] | 7 |
|
| 7 | the main problem [be] [conj] [pers pn] | 6 |
|
