SN4 ""

No	Pattern	Freq
1	who had [adv] [vb pp] [noun sg]	92
2	who had [adv] [vb pp] [noun sg]	71
3	who had [not/n't] [vb pp] [noun sg]	21
4	who had not [vb pp] [noun sg]	21
5	who had not [vb pp] [noun sg]	19
6	who had just [vb pp] [noun sg]	15
7	who had just [vb pp] [noun sg]	15
8	who had previously [vb pp] [noun sg]	8
9	who had previously [vb pp] [noun sg]	8
10	who had [adv] had [noun sg]	7
11	who had [adv] taken [noun sg]	6
12	who had [adv] left [noun sg]	5
13	who had recently [vb pp] [noun sg]	5
14	who had also [vb pp] [noun sg]	5
15	who had never [vb pp] [noun sg]	5
16	who had recently [vb pp] [noun sg]	5
17	who had also [vb pp] [noun sg]	5
18	who had never [vb pp] [noun sg]	5
19	who had [adv] [vb pp] part	5
20	who had [adv] received [noun sg]	5