地下 ちか工作 こうさく

chika kōsaku

1. Not underground work.; Not a covert operation.

1. Was underground work.; Was an underground operation.

1. Underground activities; Subversive work

1. Underground activities; Underground work

1. It is not underground work.; I am not an undercover agent.

1. It's not underground work.; It's not a covert operation.

1. Was underground work.

1. Underground work.; Secret operations.

1. It is not underground work.; It isn't underground work.

1. Wasn't underground work.; Wasn't doing underground work.

1. Probably underground work.; Probably an undercover operation.

1. Was not underground work.; Was not doing undercover work.

1. Wasn't underground work.; Wasn't doing undercover work.

1. Probably underground work.; Likely an undercover operation.

1. Was not underground work.; Was not doing underground work.

1. If it were underground work; If it was an underground operation

1. If it is underground work; When it is underground work

1. If/when working underground; If there is underground work