| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] is a | 27914 |
|
| 2 | [noun sg] is a | 25039 |
|
| 3 | [noun] is an | 6015 |
|
| 4 | [noun prp] is a | 5419 |
|
| 5 | [noun pl] is a | 2658 |
|
| 6 | [letter] is a | 488 |
|
| 7 | [n mass] is a | 325 |
|
| 8 | result is a | 314 |
|
| 9 | result is a | 309 |
|
| 10 | book is a | 168 |
|
| 11 | system is a | 157 |
|
| 12 | book is a | 157 |
|
| 13 | man is a | 133 |
|
| 14 | system is a | 132 |
|
| 15 | life is a | 131 |
|
| 16 | life is a | 126 |
|
| 17 | man is a | 125 |
|
| 18 | work is a | 106 |
|
| 19 | work is a | 106 |
|
| 20 | time is a | 98 |
|
| 21 | year is a | 96 |
|
| 22 | education is a | 90 |
|
| 23 | education is a | 90 |
|
| 24 | world is a | 87 |
|
| 25 | world is a | 87 |
|
| 26 | time is a | 85 |
|
| 27 | house is a | 83 |
|
| 28 | school is a | 80 |
|
| 29 | company is a | 80 |
|
| 30 | house is a | 80 |
|
