| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [v-ing] [prep] part [prep] | 7 |
|
| 2 | is [v-ing] [prep] part [prep] | 7 |
|
| 3 | is [v-ing] [prep] part of | 6 |
|
| 4 | is [v-ing] [prep] part of | 6 |
|
