SN4 ""

No	Pattern	Freq
1	had [adj] son	324
2	had [num] son	317
3	had two son	104
4	had two son	104
5	had [art] son	103
6	had [art] son	103
7	had a son	94
8	had a son	94
9	had one son	83
10	had one son	83
11	had three son	53
12	had three son	53
13	had four son	33
14	had four son	33
15	had five son	29
16	had five son	29
17	had [pron] son	10
18	had [pos pn] son	10
19	had six son	8
20	had no son	8
21	had no son	8
22	had six son	8