SN4 ""

No	Pattern	Freq
1	[prep] the problem [be] the	19
2	[prep] the problem [be] the	19
3	of the problem [be] the	13
4	of the problem [be] the	13
5	[verb] the problem [be] the	6
6	[conj] the problem [be] the	5
7	the [adj] problem [be] the	59
8	the [adj] problem [be] the	45
9	the [num ord] problem [be] the	11
10	the main problem [be] the	10
11	the main problem [be] the	10
12	the real problem [be] the	8
13	the real problem [be] the	8
14	the second problem [be] the	7
15	the second problem [be] the	7
16	the only problem [be] the	6
17	the only problem [be] the	6
18	the problem here [be] the	5
19	the problem [adv] [be] the	5
20	the problem [adv] [be] the	5
21	the problem here [be] the	5
22	the problem [be] [conj] the	87
23	the problem [be] [that] the	83
24	the problem [be] that the	83
25	the problem [be] that the	83
26	the problem [be] [adv] the	23
27	the problem [be] [verb] the	21
28	the problem [be] [prep] the	15
29	the problem [be] [prep] the	15
30	the problem [be] [to-vb] the	13