| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | sometimes it [is] [adj] [verb] | 55 |
|
| 2 | sometimes it [is] [adj] [verb] | 45 |
|
| 3 | sometimes it [is] difficult [verb] | 9 |
|
| 4 | sometimes it [is] difficult [verb] | 9 |
|
| 5 | sometimes it [is] necessary [verb] | 8 |
|
| 6 | sometimes it [is] necessary [verb] | 8 |
|
| 7 | sometimes it [is] hard [verb] | 7 |
|
| 8 | sometimes it [is] hard [verb] | 7 |
|
| 9 | sometimes it [is] [adj -er] [verb] | 6 |
|
| 10 | sometimes it [is] good [verb] | 5 |
|
| 11 | sometimes it [is] possible [verb] | 5 |
|
| 12 | sometimes it [is] possible [verb] | 5 |
|
| 13 | sometimes it [is] [prep] [verb] | 5 |
|
| 14 | sometimes it [is] [prep] [verb] | 5 |
|
| 15 | sometimes it [is] [verb] [conj] | 8 |
|
| 16 | sometimes it [is] [verb] [that] | 5 |
|
| 17 | sometimes it [is] [verb] that | 5 |
|
| 18 | sometimes it [is] [verb] that | 5 |
|
