SN4 ""

No	Pattern	Freq
1	at the [noun] [that]	952
2	at the [noun] that	952
3	at the [noun sg] [that]	843
4	at the time [that]	186
5	at the time [that]	185
6	at the [noun pl] [that]	98
7	at the moment [that]	56
8	at the moment [that]	56
9	at the thought [that]	51
10	at the thought [that]	51
11	at the outset [that]	41
12	at the outset [that]	41
13	at the fact [that]	32
14	at the fact [that]	32
15	at the weekend [that]	19
16	at the way [that]	19
17	at the weekend [that]	19
18	at the way [that]	18
19	at the beginning [that]	16
20	at the beginning [that]	16
21	at the idea [that]	15
22	at the idea [that]	15
23	at the meeting [that]	11
24	at the news [that]	11
25	at the meeting [that]	11
26	at the news [that]	11
27	at the end [that]	10
28	at the possibility [that]	10
29	at the end [that]	10
30	at the possibility [that]	10