| ferret out(verb, expression, phrasal verb, determine) |
| track down(verb, expression, phrasal verb, get, determine) |
| dig up(verb, expression, phrasal verb, determine) |
| scent(verb, catch, observe, notice) |
| smell out(verb, expression, phrasal verb, determine) |
| ascertain(verb, determine, follow, catch) |
| bring to light(verb, expression, idiom, determine) |
| catch(verb, determine, observe, notice) |
| determine(verb, follow, catch, observe) |
| disclose(verb, determine, follow, catch) |
| distinguish(verb, determine, catch, observe) |
| elicit(verb, determine, follow, catch) |
| espy(verb, determine, catch, observe) |
| find(verb, determine, catch, observe) |
| identify(verb, determine, catch, observe) |
| learn(verb, determine, follow, catch) |
| pick up on(verb, expression, idiom, phrasal verb, determine) |
| recognize(verb, determine, catch, observe) |
| reveal(verb, determine, catch, observe) |
| smoke out(verb, expression, phrasal verb, determine) |