| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] [art] tough time | 12 |
|
| 2 | [be] [verb] [art] tough time | 12 |
|
| 3 | [vb mod] [verb] [art] tough time | 6 |
|
| 4 | [modal v] [verb] [art] tough time | 6 |
|
| 5 | [am/are] [verb] [art] tough time | 6 |
|
| 6 | [noun] [verb] [art] tough time | 6 |
|
| 7 | have [verb] [art] tough time | 5 |
|
| 8 | [verb] [verb] [art] tough time | 5 |
|
| 9 | are [verb] [art] tough time | 5 |
|
| 10 | [verb] [vb pp] [art] tough time | 5 |
|
| 11 | [verb] [verb] [art] tough time | 5 |
|
| 12 | [verb] have [art] tough time | 5 |
|
| 13 | [verb] had [art] tough time | 5 |
|
| 14 | [verb] [art] tough time [verb] | 12 |
|
| 15 | [verb] [art] tough time [prep] | 12 |
|
| 16 | [verb] [art] tough time [prep] | 12 |
|
| 17 | [verb] [art] tough time [v-ing] | 11 |
|
| 18 | [verb] [art] tough time in | 6 |
|
| 19 | [verb] [art] tough time in | 6 |
|
