~と(が)相まって => combining / together with… N1
Attached
に相違ない => without a doubt; certain; sure N2
~ひょうしに(~拍子に)   => the moment [A], unintentionally / inadvertently caused something to happen N1
に[相違「そうい」]ない => No doubt N2
Information, Report
と[相「あい」]まって => Along with A N1
Lists, examples
お => Prefix N5
Respectful, humble
...どおし => Throughout N3
Continuous
とおり => Several ways N4
Means and methods
おくに => Which country N5
Doubt
...もらおう => Please... N4
Benefit
なおす => to redo N3
Modify
ておられる => ( Honorifics) N3
Respectful, humble