| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | less than an [noun sg] [prep] | 16 |
|
| 2 | less than an [noun sg] [prep] | 16 |
|
| 3 | less than an hour [prep] | 12 |
|
| 4 | less than an [noun sg] of | 6 |
|
| 5 | less than an [noun sg] of | 6 |
|
