Did anyone got pregnant like this ??

Last month oct27 I fertile 22% chance we bd! And was getting all these symptoms! 2 weeks later took a test it was negative :( and got my period in that same 2 weeks just 4 days before my normal period it was light pink then got a lil heavy for 3 days n then pink n brown I'm still Havin symptoms idk it that bleeding a implantation bleeding idk did anyone get pregnat like this ?