| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | although [adj] be [adv] an [noun sg] | 6 |
|
| 2 | although [det] [be] [adv] an [noun sg] | 6 |
|
| 3 | although this [be] [adv] an [noun sg] | 5 |
|
| 4 | although this [be] [adv] an [noun sg] | 5 |
|
