| smile is contagious poem | 0.11 | 1 | 9128 | 24 | 32 |
| smile is contagious quote | 0.48 | 0.7 | 1751 | 25 | 65 |
| that smile is contagious | 0.1 | 0.2 | 23 | 24 | 4 |
| smile is contagious meaning | 0.27 | 0.1 | 6974 | 27 | 11 |
| smile it's contagious image | 1.72 | 0.3 | 6467 | 27 | 56 |
| smiling is contagious quotes | 0.67 | 0.6 | 6255 | 28 | 12 |
| is smiling contagious articles | 0.85 | 0.9 | 7883 | 30 | 87 |
| how smiling is contagious | 1.51 | 0.1 | 9964 | 25 | 36 |
| why smiles are contagious speech | 1.5 | 0.3 | 1419 | 32 | 83 |
| smile is contagious quotes | 1.24 | 0.5 | 8304 | 26 | 100 |
| your smile is contagious quotes | 1.49 | 0.4 | 4254 | 31 | 9 |
| smile it's contagious quotes | 0.85 | 0.1 | 6798 | 28 | 17 |
| poems about smiles are contagious | 1.16 | 0.7 | 848 | 33 | 8 |
| are smiles contagious research | 1.97 | 0.3 | 7701 | 30 | 36 |
