You can select patterns written for yarns of a specific number of stitches per 10 cm ( 4 inches )
7-8-9 sts / 10 cms
10 - 11 sts /10 cms
12 sts /10 cms
13 sts / 10 cms
14 sts /10 cms
15 sts / 10 cms
16 sts / 10 cms
17 sts / 10 cms
18 sts / 10 cms
19 sts / 10 cms
20 sts / 10 cms
21 sts /10 cms
22 sts / 10 cms
23 sts / 10 cms
24 sts / 10 cms
28 sts / 10 cms
29 sts / 10 cms
30 sts / 10 cms
31 sts / 10 cms