SN4 ""

No	Pattern	Freq
1	that had [adv] [vb pp]	394
2	that had [adv] [vb pp]	330
3	that had [not/n't] [vb pp]	64
4	that had not [vb pp]	64
5	that had once [vb pp]	44
6	that had once [vb pp]	44
7	that had not [vb pp]	36
8	that had already [vb pp]	29
9	that had already [vb pp]	29
10	that had n't [vb pp]	28
11	that had never [vb pp]	26
12	that had never [vb pp]	26
13	that had [adv] happened	24
14	that had ever [vb pp]	23
15	that had ever [vb pp]	23
16	that had previously [vb pp]	21
17	that had just [vb pp]	21
18	that had just [vb pp]	21
19	that had previously [vb pp]	21
20	that had so [vb pp]	18
21	that had so [vb pp]	18
22	that had [adv] occurred	15
23	that had suddenly [vb pp]	14
24	that had suddenly [vb pp]	14
25	that had always [vb pp]	14
26	that had always [vb pp]	14
27	that had [adv] come	12
28	that had [adv] existed	11
29	that had [adv] taken	11
30	that had [adv] made	9