This is the 14244th most frequent Russian word.
особых
"Особых" means "special" or "particular."
In this case, 'особых' describes 'условий,' pointing to the character of the conditions as not being distinguished or specific.
В этом месте не было особых условий для работы.
There were no special conditions for work at this place.
In this sentence, 'особых' is used as an adjective meaning 'special' or 'specific,' qualifying the noun 'пожеланий'.
У меня нет особых пожеланий.
I have no special requests.
Here, 'особых' modifies the noun 'усилий,' indicating that the effort needed doesn't have to be unusual or exceptional.