| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | there have been problem [prep] | 19 |
|
| 2 | there have been problem [prep] | 19 |
|
| 3 | there have been problem with | 11 |
|
| 4 | there have been problem with | 11 |
|
| 5 | [conj] there have been problem | 10 |
|
| 6 | that there have been problem | 5 |
|
| 7 | that there have been problem | 5 |
|
| 8 | [that] there have been problem | 5 |
|
| 9 | there have been [art] problem | 24 |
|
| 10 | there have been [art] problem | 24 |
|
| 11 | there have been no problem | 16 |
|
| 12 | there have been no problem | 16 |
|
| 13 | there have been [adj] problem | 9 |
|
| 14 | there have been a problem | 8 |
|
| 15 | there have been a problem | 8 |
|
| 16 | there have been [det] problem | 6 |
|
