SN4 ""

No	Pattern	Freq
1	[noun] at right angle to	51
2	[verb] at right angle to	41
3	[noun sg] at right angle to	34
4	be at right angle to	21
5	[be] at right angle to	21
6	[adv] at right angle to	18
7	[noun pl] at right angle to	17
8	[adv] at right angle to	17
9	[vb pp] at right angle to	16
10	[conj] at right angle to	13
11	[coord] at right angle to	12
12	[v-ing] at right angle to	11
13	[is] at right angle to	8
14	and at right angle to	8
15	and at right angle to	8
16	[am/are] at right angle to	8
17	are at right angle to	7
18	is at right angle to	7
19	[vb past] at right angle to	5
20	at right angle to [art]	105
21	at right angle to [art]	105
22	at right angle to the	100
23	at right angle to the	100
24	at right angle to [adj]	26
25	at right angle to [pron]	22
26	at right angle to [det]	15
27	at right angle to each	12
28	at right angle to each	12
29	at right angle to [pos pn]	11
30	at right angle to [pers pn]	10