Meaning of the Sanskrit Word: duhkhesu

  duḥkheṣu—in the threefold miseries    Bg 2.56
  duḥkheṣu—in distress    Bg 6.7
  duḥkheṣu—distress    Bg 12.18-19
  duḥkheṣu—in the matter of distresses    SB 4.29.32
  duḥkheṣu—and in distress    Madhya 23.111-112

Can't find any compound Sanskrit words containing duhkhesu.