| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] [adv] | 30465 |
|
| 2 | is [adv] [adv] | 18336 |
|
| 3 | be therefore [adv] | 639 |
|
| 4 | [be] therefore [adv] | 639 |
|
| 5 | is therefore [adv] | 500 |
|
| 6 | [is] therefore [adv] | 362 |
|
| 7 | is therefore [adv] | 357 |
|
