| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | approach is [vb pp] on the [adj] | 5 |
|
| 2 | approach [is] [vb pp] on the [adj] | 5 |
|
| 3 | approach [is] based on the [adj] | 5 |
|
| 4 | approach [is] [vb pp] on the [adj] | 5 |
|
