| Two-Letter Words | % Correct |
|---|---|
| An | 93%
|
| At | 87%
|
| To | 87%
|
| In | 86%
|
| As | 85%
|
| Be | 83%
|
| Am | 82%
|
| It | 82%
|
| Do | 81%
|
| No | 78%
|
| On | 78%
|
| So | 75%
|
| Go | 72%
|
| We | 72%
|
| He | 71%
|
| Is | 71%
|
| Of | 71%
|
| Me | 69%
|
| If | 67%
|
| By | 64%
|
| My | 61%
|
| Up | 55%
|
| Or | 54%
|
| Us | 53%
|