Violence is commonly used to resolve disputes in NZ

[GordonGekko]

Teen arrested after neighbour's stabbing

Newstalk ZB
December 29, 2009, 6:25 am

A dispute between two families has led to bloodshed in South Auckland.

Police were called to a house in Otahuhu just after 8 o'clock last night, after reports of a disagreement between neighbouring families. A teenager is in police custody for allegedly stabbing a next door neighbour with a pocket knife.

The victim has minor injuries.

 

[boundThunter]

Teen arrested after neighbour's stabbing

Newstalk ZB
December 29, 2009, 6:25 am

A dispute between two families has led to bloodshed in South Auckland.

Police were called to a house in Otahuhu just after 8 o'clock last night, after reports of a disagreement between neighbouring families. A teenager is in police custody for allegedly stabbing a next door neighbour with a pocket knife.

The victim has minor injuries.

COMMONLY

–adverb

1. usually; generally; ordinarily.

2. in a common manner.


Synonyms:

1. normally, customarily, routinely.


I cannot find anything remotely resembled what you interpreted as "commonly" in your title.

So, what's your gripes ? Unhappy in New Zealand ?