The first two are called grey-backed mining bee (Andrena vaga), grijze zandbij in Dutch, the last one is a hairy legged mining bee (Dasypoda hirtipes), pluimvoetbij in Dutch:
Olympus Stylus 1s, 42mm, ISO200, f5.6, 1/80s
Olympus Stylus 1s, 42mm, ISO200, f5.6, 1/80s
Olympus Stylus 1s, 42mm, ISO100, f8, 1/200s
Thanks for watching!