| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] have a major problem | 5 |
|
| 2 | have [verb] a major problem | 7 |
|
| 3 | have [vb pp] a major problem | 7 |
|
| 4 | have been a major problem | 5 |
|
| 5 | have [be] a major problem | 5 |
|
| 6 | have [been] a major problem | 5 |
|
| 7 | have be a major problem | 5 |
|
