| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] the main problem [be] [conj] | 5 |
|
| 2 | the main problem [be] [conj] [art] | 10 |
|
| 3 | the main problem [be] [conj] [art] | 10 |
|
| 4 | the main problem [be] [conj] the | 9 |
|
| 5 | the main problem [be] [conj] the | 9 |
|
| 6 | the main problem [be] [conj] [pron] | 7 |
|
| 7 | the main problem [be] [conj] [pers pn] | 6 |
|
| 8 | the main problem [be] [conj] [det] | 5 |
|
| 9 | the main problem [be] [conj] [adj] | 5 |
|
