| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| when did 2011 happen | 1.88 | 0.1 | 4609 | 9 | 20 |
| when | 0.48 | 0.2 | 1833 | 53 | 4 |
| did | 1.75 | 0.8 | 3392 | 75 | 3 |
| 2011 | 0.6 | 0.9 | 189 | 98 | 4 |
| happen | 0.22 | 0.1 | 6575 | 82 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| when did 2011 happen | 1.85 | 0.7 | 3872 | 88 |
| how did the 2011 japan tsunami happen | 1.14 | 0.6 | 7661 | 93 |
| events that happened in 2011 | 0.21 | 0.7 | 7157 | 76 |
| when did the 2011 japan earthquake happen | 0.64 | 0.5 | 7833 | 12 |
| when did the 2011 japan tsunami happen | 1.45 | 0.2 | 9826 | 10 |
| when did the japanese tsunami 2011 happen | 1.06 | 0.5 | 5587 | 7 |
| what happened in the 2011 japan tsunami | 1.77 | 1 | 7393 | 91 |
| why did the tsunami happen in japan 2011 | 0.61 | 1 | 2473 | 100 |
| where did the 2011 japan tsunami happen | 0.19 | 1 | 350 | 5 |
| what caused the 2011 japan tsunami to happen | 0.09 | 0.6 | 5002 | 56 |
