Celtic have now lost two Europa League group games, as well as two derbies - but Martin O'Neill is adamant he can see positive signs.
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Celtic have now lost two Europa League group games, as well as two derbies - but Martin O'Neill is adamant he can see positive signs.

Celtic have now lost two Europa League group games, as well as two derbies - but Martin O'Neill is adamant he can see positive signs.