SN4 ""

No	Pattern	Freq
1	[adv] let he down	25
2	[verb] let he down	20
3	not let he down	15
4	[not/n't] let he down	15
5	have let he down	15
6	[pron] let he down	14
7	[noun] let he down	13
8	[noun sg] let he down	12
9	[pers pn] let he down	11
10	not let he down	10
11	[vb past] let he down	10
12	[adv] let he down	9
13	had let he down	8
14	[vb base] let he down	5
15	[be] let he down	5
16	n't let he down	5
17	[conj] let he down	5
18	be let he down	5
19	let he [vb infin] down	6
20	let he [verb] down	6
21	let he down [prep]	15
22	let he down [prep]	15
23	let he down [adv]	10
24	let he down [adv]	10
25	let he down [conj]	9
26	let he down [coord]	7
27	let he down and	7
28	let he down and	7