| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | maintained a [adj] [noun sg] [prep] | 30 |
|
| 2 | maintained a [adj] [noun] [prep] | 29 |
|
| 3 | maintained a [adj] [noun] of | 9 |
|
| 4 | maintained a [adj] [noun] in | 7 |
|
