Noonan, Michael. Nar-Phu. 2003. wals:4437
Nasal vowels that can't be resolved into VC sequences appear in three words: [hrãre] 'millet', [kʰɛ̃ro] 'uphill', and [bãsi] 'bamboo', the last of which is a borrowing from Nepali. No sequences of /nr/ appear, and /ns/ appears in only one word, /mɦunse/ 'all night'.