| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be used [prep] the first [noun sg] | 18 |
|
| 2 | be used in the [num ord] [noun sg] | 18 |
|
| 3 | be used [prep] the [num ord] [noun sg] | 14 |
|
| 4 | be used for the [num ord] [noun sg] | 11 |
|
| 5 | be used [prep] the [num ord] time | 8 |
|
| 6 | be used [prep] the [num ord] century | 7 |
|
| 7 | be used [prep] the next [noun sg] | 7 |
|
| 8 | were used [prep] the [num ord] [noun sg] | 6 |
|
| 9 | being used [prep] the [num ord] [noun sg] | 6 |
|
| 10 | was used [prep] the [num ord] [noun sg] | 5 |
|
