| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [verb] through | 359 |
|
| 2 | have been obtain [prep] | 162 |
|
| 3 | have been obtain [prep] | 162 |
|
| 4 | have [been] obtain through | 5 |
|
| 5 | have been obtain through | 5 |
|
| 6 | have be obtain through | 5 |
|
| 7 | [verb] been obtain through | 5 |
|
| 8 | have [be] obtain through | 5 |
|
