By Tom Westbrook and Kevin Buckland SINGAPORE/TOKYO (Reuters) – The U.S. dollar found some support in Asia on Thursday as commodity currencies took a breather from a steep rally driven by rising prices for exports, while a recovery in the U.S. bond market offered little solace to the struggling yen. The Australian and New Zealand dollars hovered just below multi-month peaks and the euro held at $1.0989 after a modest overnight fall. The yen made a six-year low of 121.41 per dollar on Wednesday and was pinned near that level at 121.25 in morning trade as investors expect the Bank of Japan to la…