SN4 ""

No	Pattern	Freq
1	[conj] [pron] had had [noun]	57
2	[subord] [pron] had had [noun]	34
3	[noun] [pron] had had [noun]	28
4	[noun pl] [pron] had had [noun]	15
5	if [pron] had had [noun]	14
6	that [pron] had had [noun]	14
7	if [pron] had had [noun]	14
8	[that] [pron] had had [noun]	14
9	that [pron] had had [noun]	14
10	[adv] [pron] had had [noun]	13
11	[noun sg] [pron] had had [noun]	11
12	[adv] [pron] had had [noun]	10
13	[coord] [pron] had had [noun]	9
14	[adj] [pron] had had [noun]	7
15	and [pron] had had [noun]	6
16	and [pron] had had [noun]	6
17	woman [pron] had had [noun]	5
18	women [pron] had had [noun]	5
19	[pron] [noun] had had [noun]	10
20	[pron] [noun sg] had had [noun]	5
21	[pron] had [adv] had [noun]	82
22	[pron] had [adv] had [noun]	46
23	[pron] had [not/n't] had [noun]	36
24	[pron] had not had [noun]	36
25	[pron] had n't had [noun]	21
26	[pron] had not had [noun]	15
27	[pron] had never had [noun]	9
28	[pron] had never had [noun]	9
29	[pron] had had [art] [noun]	277
30	[pron] had had [art] [noun]	277