0 (used to refer to both things or either one of the two mentioned) either "and" or "or": --
1 (used to refer to both things or either one of the two mentioned) either "and" or "or": --
2 used to mean that either one of two things or both of them is possible: --
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
Можем да го завършим стъпка по стъпка, колкото и дълъг да е пътят и не може да бъде завършен, колкото и кратък да е пътят, ако дори не маркирате отпечатъка си.