| go into(verb, expression, phrasal verb, action, turn) |
| gouge out(verb, expression, phrasal verb, action, weaken) |
| groove |
| harvest(verb, turn, produce, clean, discover) |
| hoe(verb, turn, produce, clean, discover) |
| hollow(verb, expand, dig, mine, excavate) |
| hollow out(verb, expression, phrasal verb, weaken, dig) |
| inquire(verb, action, investigate, dig, research) |
| investigate(verb, action, turn, produce, clean) |
| jump into(verb, expression, phrasal verb, action, investigate) |
| leave no stone unturned(verb, expression, idiom, action, investigate) |
| look into(verb, expression, action, dig, burrow) |
| lour |
| penetrate(verb, turn, produce, clean, discover) |
| pierce(verb, turn, produce, clean, discover) |
| pit(verb, turn, produce, clean, discover) |
| probe(verb, action, turn, produce, clean) |
| produce(verb, turn, clean, discover, find) |
| prospect(verb, action, investigate, dig, probe) |
| ransack(verb, action, investigate, dig, probe) |