SN4 ""

No	Pattern	Freq
1	[pron] [verb] let [pron] down	40
2	[pers pn] [verb] let [pron] down	33
3	[noun] [verb] let [pron] down	20
4	[adv] [verb] let [pron] down	16
5	not [verb] let [pron] down	11
6	[not/n't] [verb] let [pron] down	11
7	he [verb] let [pron] down	10
8	he [verb] let [pron] down	10
9	[noun sg] [verb] let [pron] down	8
10	i [verb] let [pron] down	7
11	n't [verb] let [pron] down	7
12	i [verb] let [pron] down	7
13	she [verb] let [pron] down	6
14	she [verb] let [pron] down	6
15	[Wh pn] [verb] let [pron] down	5
16	[noun prp] [verb] let [pron] down	5
17	who [verb] let [pron] down	5
18	[adv] [verb] let [pron] down	5
19	who [verb] let [pron] down	5
20	[noun pl] [verb] let [pron] down	5
21	[verb] [verb] let [pron] down	5
22	[verb] [adv] let [pron] down	53
23	[verb] not let [pron] down	38
24	[verb] [not/n't] let [pron] down	38
25	[verb] n't let [pron] down	29
26	[verb] [adv] let [pron] down	13
27	[verb] [pron] let [pron] down	12
28	[verb] [pers pn] let [pron] down	12
29	[verb] not let [pron] down	9
30	[verb] never let [pron] down	8