| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [vb pp] is [prep] | 34 |
|
| 2 | is [verb] is in | 14 |
|
| 3 | is [verb] is for | 9 |
|
| 4 | is needed is [prep] | 6 |
|
| 5 | is [v-ing] is [prep] | 6 |
|
| 6 | is need is [prep] | 6 |
|
