| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] used for | 340 |
|
| 2 | [be] [adv] used for | 319 |
|
| 3 | [is] [adv] used for | 148 |
|
| 4 | is [adv] used for | 141 |
|
| 5 | [am/are] [adv] used for | 84 |
|
| 6 | [was/were] [adv] used for | 83 |
|
| 7 | are [adv] used for | 81 |
|
| 8 | was [adv] used for | 59 |
|
| 9 | [be] also used for | 53 |
|
| 10 | [be] also used for | 53 |
|
| 11 | [be] often used for | 32 |
|
| 12 | [be] often used for | 32 |
|
| 13 | were [adv] used for | 24 |
|
| 14 | [be] not used for | 21 |
|
| 15 | [be] [not/n't] used for | 21 |
|
| 16 | [be] not used for | 19 |
|
| 17 | [be] widely used for | 19 |
|
| 18 | [be] widely used for | 19 |
|
| 19 | [be] mainly used for | 17 |
|
| 20 | [be] mainly used for | 17 |
|
| 21 | been [adv] used for | 12 |
|
| 22 | [been] [adv] used for | 12 |
|
| 23 | [be] [adv] used for | 12 |
|
| 24 | be [adv] used for | 12 |
|
| 25 | [be] still used for | 12 |
|
| 26 | [be] still used for | 12 |
|
| 27 | [be] now used for | 11 |
|
| 28 | [be] generally used for | 11 |
|
| 29 | [be] now used for | 11 |
|
| 30 | [be] only used for | 11 |
|
