| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| heart murmur is caused by | 1.13 | 0.1 | 1939 | 93 |
| heart murmur caused by stress | 0.73 | 0.9 | 5473 | 98 |
| what is a heart murmur caused by | 1.08 | 0.3 | 6461 | 100 |
| a heart murmur is caused by quizlet | 0.33 | 0.4 | 7421 | 33 |
| a heart murmur might be caused by quizlet | 0.37 | 0.8 | 2437 | 49 |
| what could a heart murmur be caused from | 1.59 | 0.2 | 3555 | 67 |
| cat heart murmur caused by stress | 0.45 | 1 | 8984 | 78 |
| a heart murmur might be caused by | 1.54 | 0.3 | 4912 | 24 |
| can stress make heart murmurs worse | 1.42 | 0.4 | 8880 | 53 |
