| bloody footprint | 1.12 | Bloody footprints led into the room. | ||
| human footprint | 0.72 | The human footprint fossils remain missing. | ||
| deep footprint | 0.39 | They leave deep footprints in the soft ground. | ||
| fossil footprint | 0.39 | In some rocks you can find the fossil footprints of fishes. | ||
| large footprint | 0.39 | At that altitude, it would leave a large footprint. | ||
| muddy footprint | 0.39 | She left a trail of muddy footprints behind her. | ||
| electronic footprint | 0.33 | How we leave electronic footprints during everyday activities. | ||
| oldest footprint | 0.33 | Oldest human footprints under man-made threat. | ||
| smaller footprint | 0.33 | The new model has a smaller footprint than the older model. | ||
| big footprint | 0.26 | It leaves a big footprint. | ||
| clear footprint | 0.26 | He had left clear footprints in the wet sand. | ||
| environmental footprint | 0.26 | You can reduce your environmental footprint by recycling as much as you can. | ||
| fresh footprint | 0.26 | So they now look for fresh footprints. | ||
| national footprint | 0.26 | One has a national footprint, the other does not. | ||
| wet footprint | 0.26 | The man crawled out, leaving a trail of wet footprints. |