Terms for subject Mathematics containing walk the walk

English	Russian
random-walk-on-the-boundary method	метод случайного блуждания по границе
the random-walk-on-the-boundary method	метод случайного блуждания по границе
the tall grass is harder to walk through	высокая трава
walk-on-the-boundary method	метод блуждания по границе
without the friction between our shoes and the floor we could not walk	не могли бы