Tottenham head coach Mauricio Pochettino said it is "impossible to feel happy" after his side struggled to a 1-1 draw against Sheffield United on Saturday afternoon.
George Baldock cancelled out Son Heung-min's opener 12 minutes from time to leave Tottenham winless in the Premier League since September.
Pochettino's men have taken just three points from the last 15 on offer and the Argentine conceded his side did not deserve anything more against their impressive opponents.
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"It was an even game, a difficult one for us - they are a very good, organised team," he told BBC Sport.