| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be a difficult time | 9 |
|
| 2 | it be a difficult time | 9 |
|
| 3 | [pron] be a difficult time | 9 |
|
| 4 | [pers pn] be a difficult time | 9 |
|
| 5 | be a [adv] difficult time | 5 |
|
| 6 | be a [adv] difficult time | 5 |
|
| 7 | be a difficult time [prep] | 13 |
|
| 8 | be a difficult time [prep] | 13 |
|
| 9 | be a difficult time for | 10 |
|
| 10 | be a difficult time for | 10 |
|
