| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [noun] for [v-ing] | 815 |
|
| 2 | [det] [noun sg] for [v-ing] | 509 |
|
| 3 | [adj] system for [v-ing] | 112 |
|
| 4 | [det] system [prep] [v-ing] | 26 |
|
| 5 | [det] system [prep] [v-ing] | 26 |
|
| 6 | [det] system for [v-ing] | 7 |
|
| 7 | [det] system for [verb] | 5 |
|
| 8 | [det] system for [v-ing] | 5 |
|
