Unsolved problem.
Accumulation of problems. Unsolvable situation.
Sad boy sitting with unsolved puzzle
Sad boy sitting with unsolved puzzle
Detectives team search for missing persons or unsolved cases in archived records
Detectives team search for missing persons or unsolved cases in archived records
Senior elderly doctor scientist stressful unsolved problem thinking gesture closeup on white
Unhappy middle-aged man suffers from unsolvable problems while sitting at window on public transport
Young Asian business women feel stressed at work when faced with difficult tasks and unsolvable prob
Young Asian business women feel stressed at work when faced with difficult tasks and unsolvable prob
Unhappy middle-aged man suffers from unsolvable problems while sitting at window on public transport
Young Asian business women feel stressed at work when faced with difficult tasks and unsolvable prob
Young Asian business women feel stressed at work when faced with difficult tasks and unsolvable prob
Young Asian business women feel stressed at work when faced with difficult tasks and unsolvable prob
Young Asian business women feel stressed at work when faced with difficult tasks and unsolvable prob
Young Asian business women feel stressed at work when faced with difficult tasks and unsolvable prob
Young Asian business women feel stressed at work when faced with difficult tasks and unsolvable prob
Young Asian business women feel stressed at work when faced with difficult tasks and unsolvable prob
Alphabet block with Mystery word wooden table
Alphabet block with Mystery word wooden table
question marks written on beach sand close up, with copy space
Confused asian woman holding envelope with puzzled expression at home, questioning unexpected mail
Paper with question mark symbols and magnifying glass.
Garage mechanic auto service worker man thinking problem cause car breakdown
Indoor shot of serious fed-up bearded African male in jeans jacket holding finger on his temple, fro
Statue of lady Justice buried in sand
Statue of lady Justice buried in sand
Managers by noteboard
portrait of a young woman with hair rushing into the sky
engineer staff worker male stress upset quarrel while talking with supervisor team
