| ferret out(verb, search) |
| chase(verb, determine, follow, discover, pursue) |
| back down(verb, expression, withdraw, yield, surrender) |
| back pedal(verb, expression, withdraw, yield, surrender) |
| be on to(verb, determine, follow, discover, pursue) |
| beg off(verb, expression, withdraw, yield, surrender) |
| bring to light(expression, idiom) |
| chase down(verb, expression, determine, follow, discover) |
| chicken out(verb, expression, withdraw, back, yield) |
| dig out(verb, expression, determine, follow, discover) |
| dig up |
| disclose |
| drive out(verb, expression, determine, follow, discover) |
| elicit |
| extract(verb, determine, follow, discover, find) |
| get at(verb, expression, determine, follow, discover) |
| go back on(verb, expression, idiom, withdraw, surrender) |
| hunt(verb, determine, follow, discover, pursue) |
| hunt down(verb, expression, determine, follow, discover) |
| penetrate(verb, determine, follow, discover, pursue) |