No | Pattern | Freq | Relations |
---|---|---|---|
1 | once a [noun sg] | 1545 | |
2 | once a week | 483 | |
3 | once a year | 253 | |
4 | once a month | 199 | |
5 | once a day | 79 | |
6 | once a fortnight | 76 | |
7 | once an [noun sg] | 61 | |
8 | once a quarter | 9 | |
9 | once a member | 9 | |
10 | once a person | 9 | |
11 | once a woman | 7 | |
12 | once a term | 7 | |
13 | once a man | 7 | |
14 | once a student | 6 |