| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv prt] [prep] a week | 107 |
|
| 2 | [adv prt] [prep] a week | 107 |
|
| 3 | [adv prt] for a week | 55 |
|
| 4 | [adv prt] for a week | 55 |
|
| 5 | up [prep] a week | 24 |
|
| 6 | [adv prt] to a week | 20 |
|
| 7 | [adv prt] to a week | 20 |
|
| 8 | off [prep] a week | 16 |
|
| 9 | [adv prt] in a week | 14 |
|
| 10 | [adv prt] in a week | 14 |
|
| 11 | out [prep] a week | 13 |
|
| 12 | back [prep] a week | 12 |
|
| 13 | in [prep] a week | 11 |
|
| 14 | on [prep] a week | 10 |
|
| 15 | down [prep] a week | 9 |
|
| 16 | [adv prt] within a week | 7 |
|
| 17 | [adv prt] within a week | 7 |
|
| 18 | over [prep] a week | 6 |
|
| 19 | [adv prt] after a week | 5 |
|
| 20 | [adv prt] after a week | 5 |
|
