SN4 ""

No	Pattern	Freq
1	[verb] [pers pn] let [pron] down	12
2	[conj] [pers pn] let [pron] down	9
3	[subord] [pers pn] let [pron] down	6
4	[adv] [pers pn] let [pron] down	5
5	[vb base] [pers pn] let [pron] down	5
6	[adv] [pers pn] let [pron] down	5
7	[pers pn] [verb] let [pron] down	33
8	[pers pn] have let [pron] down	31
9	[pers pn] [vb mod] let [pron] down	17
10	[pers pn] [modal v] let [pron] down	17
11	[pers pn] [vb past] let [pron] down	14
12	[pers pn] [adv] let [pron] down	14
13	[pers pn] had let [pron] down	13
14	[pers pn] [adv] let [pron] down	13
15	[pers pn] [vb -s] let [pron] down	10
16	[pers pn] [vb base] let [pron] down	9
17	[pers pn] would let [pron] down	7
18	[pers pn] 've let [pron] down	7
19	[pers pn] be let [pron] down	7
20	[pers pn] [be] let [pron] down	7
21	[pers pn] 'd let [pron] down	6
22	[pers pn] will let [pron] down	6
23	[pers pn] has let [pron] down	5
24	[pers pn] [was/were] let [pron] down	5
25	[pers pn] let [pron] [verb] down	5
26	[pers pn] let [pron] [vb infin] down	5
27	[pers pn] let [pron] down [adv]	9
28	[pers pn] let [pron] down [adv]	9
29	[pers pn] let [pron] down [conj]	8
30	[pers pn] let [pron] down [prep]	8