SN4 ""

No	Pattern	Freq
1	had [verb] for [noun pl]	145
2	had [vb pp] for [noun pl]	122
3	had [verb] for years	26
4	had [to-vb] for [noun pl]	23
5	had [verb] for centuries	15
6	had [verb] for hours	10
7	had done for [noun pl]	9
8	had do for [noun pl]	9
9	had wait for [noun pl]	8
10	had call for [noun pl]	8
11	had called for [noun pl]	7
12	had known for [noun pl]	7
13	had [verb] for months	7
14	had know for [noun pl]	7
15	had [verb] for ages	5
16	had to wait for [noun pl]	5
17	had [verb] for generations	5
18	had [verb] for weeks	5
19	had [verb] for miles	5
20	had ask for [noun pl]	5