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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
white unfinished puzzle on dark background unsolve uncomplete b
white unfinished puzzle on dark background unsolve uncomplete b
white unfinished puzzle on dark background unsolve uncomplete b
white unfinished puzzle on dark background unsolve uncomplete b
Senior elderly doctor scientist stressful unsolved problem thinking gesture closeup on white
Mystery Jigsaw Puzzle Piece with Question Mark: Concept of Unsolved Problem and Missing Information
Unhappy middle-aged man suffers from unsolvable problems while sitting at window on public transport
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
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
Bold black question marks on paper cards
Diagonally orientated question marks and magnifier
Magnifying glass and question mark search concept
Unsuitable four puzzle pieces on white background. Top view
Unsuitable four puzzle pieces on white background. Top view
Alphabet block with Mystery word wooden table