| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] [noun] that [pos pn] | 1890 |
|
| 2 | [art] [noun pl] that [pos pn] | 174 |
|
| 3 | [art] difficulties that [pron] | 25 |
|
| 4 | [art] difficulties [conj] [pos pn] | 5 |
|
| 5 | [art] difficulty that [pos pn] | 5 |
|
| 6 | [art] difficulties that [pos pn] | 5 |
|
