SN4 ""

No	Pattern	Freq
1	[noun] at the national	293
2	[noun sg] at the national	198
3	[verb] at the national	99
4	[noun pl] at the national	72
5	[vb pp] at the national	52
6	[adv] at the national	26
7	[noun prp] at the national	20
8	[adv] at the national	20
9	[adj] at the national	18
10	[vb -s] at the national	14
11	[v-ing] at the national	13
12	[conj] at the national	10
13	[vb past] at the national	10
14	be at the national	9
15	[be] at the national	9
16	[adj] at the national	9
17	work at the national	8
18	show at the national	7
19	[coord] at the national	7
20	and at the national	7
21	and at the national	7
22	open at the national	7
23	[num] at the national	7
24	show at the national	7
25	held at the national	6
26	[pron] at the national	6
27	exhibition at the national	6
28	scientist at the national	6
29	hold at the national	6
30	scientists at the national	6