0 past simple and past participle of investigate --
1 to examine a crime, problem, statement, etc. carefully, especially to discover the truth: --
Police are investigating allegations of corruption involving senior executives.
[ + question word ] We are of course investigating how an error like this could have occurred.
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
Vi kan slutföra det steg för steg hur lång vägen än är och den kan inte slutföras hur kort vägen än är om du inte ens markerar ditt fotavtryck.