| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may be [verb] [prep] the basis | 17 |
|
| 2 | may be [verb] [prep] the basis | 17 |
|
| 3 | may be [vb pp] [prep] the basis | 17 |
|
| 4 | may be [verb] on the basis | 15 |
|
| 5 | may be [verb] on the basis | 15 |
|
