| I | track down | |
|---|---|---|
| you | track down | |
| he/she/it | tracks down | |
| we | track down | |
| you | track down | |
| they | track down |
| I | tracked down | |
|---|---|---|
| you | tracked down | |
| he/she/it | tracked down | |
| we | tracked down | |
| you | tracked down | |
| they | tracked down |
| I | have | tracked down | |
|---|---|---|---|
| you | have | tracked down | |
| he/she/it | has | tracked down | |
| we | have | tracked down | |
| you | have | tracked down | |
| they | have | tracked down |
| I | had | tracked down | |
|---|---|---|---|
| you | had | tracked down | |
| he/she/it | had | tracked down | |
| we | had | tracked down | |
| you | had | tracked down | |
| they | had | tracked down |