SN4 ""

No	Pattern	Freq
1	had done [pron]	562
2	had do [pers pn]	300
3	had do [indef pn]	298
4	had do it	254
5	had do it	254
6	had to do [pron]	239
7	had do [pos pn]	149
8	had do something	138
9	had do something	138
10	had do nothing	107
11	had do nothing	107
12	had do [Wh det]	51
13	had do what	49
14	had do what	49
15	had do his	48
16	had do his	48
17	had do their	39
18	had do their	39
19	had do everything	29
20	had do everything	29
21	had do her	27
22	had do her	27
23	had do my	17
24	had do my	17
25	had do anything	16
26	had do anything	16
27	had do its	13
28	had do its	13
29	had do they	13
30	had do them	11