に行く/に来る/に帰る => go/arrive/go back (to do something) N5
へ => Go to N, head to N , Often followed by verbs like 行く/いく, 来る/くる, 向かう/むかう… N5
Particles
~かくして => thus... N1
Conclude
もしくは => or; otherwise N1
Selection
くせして => Even though A N2
Contrast,Surprise
くなかった => Past negative of A-い N5
Conjugate verbs
なくして(は)~ない => cannot do without ~ N1
とっくに => long ago; already; a long time ago N2
いくら…といっても => no matter how ~ N3
Emphasize
ひとり ... だけでなく => not only…, not just… N2
Add
くせして => Although; Despite the fact that; Even though ~ N2
よく => Often... N5
Repetition, habit