searching high heaven (verb) comb: search by ransacking
Sinonime: beat, beat the bushes,
examine, finecomb, forage, go through with fine-tooth comb, grub,
hunt,
inspect,
investigate, leave no stone unturned, look high and low,
probe,
rake, ransack,
rummage,
scour,
screen,
scrutinize, search high heaven, sift,
sweep, turn inside out, turn upside down