| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| when writing twentieth century | 1.39 | 0.2 | 9820 | 82 | 30 |
| when | 1.32 | 1 | 2898 | 68 | 4 |
| writing | 1.33 | 0.3 | 5259 | 74 | 7 |
| twentieth | 0.97 | 0.5 | 6436 | 9 | 9 |
| century | 1.5 | 0.8 | 7793 | 83 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| when writing twentieth century | 0.08 | 1 | 8585 | 82 |
| when writing twentieth century us | 1.95 | 0.5 | 7866 | 53 |
| when was the twentieth century | 1.98 | 0.8 | 5359 | 44 |
| how to write 20th century | 0.3 | 0.9 | 2188 | 7 |
| when is the early twentieth century | 1.42 | 0.2 | 8066 | 33 |
| twentieth century or 20th century | 1.65 | 0.8 | 7467 | 27 |
| history of twentieth century | 0.88 | 0.9 | 8966 | 67 |
| when does the twentieth century start | 0.36 | 0.6 | 2547 | 42 |
| what is considered the twentieth century | 0.17 | 0.2 | 2994 | 53 |
| what year was the twentieth century | 0.68 | 0.2 | 5536 | 47 |
| dates of the twentieth century | 0.51 | 0.3 | 5444 | 17 |
