| go underground | 15.80 | Go underground. | ||
| be underground | 3.75 | The car park is underground. | ||
| remain underground | 0.86 | Miners are usually young men who often remain underground while carrying out blasting. | ||
| stay underground | 0.66 | The miners vowed to stay underground until all their arrears are paid. | ||
| grow underground | 0.39 | But then truffles grow underground, on gnarled old tree roots. | ||
| lie underground | 0.26 | Another challenge lies underground. |