Burma sits next to 3 phonetic neighbors — Burma, Mirma, and Berma are the closest matches by sound. Most share Burma's Burmese-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"land of the Bamar people"
"short form of Valerie or Valentina"
"sorrows, pains"
"pure"
"of good birth, aristocratic"
"nourishing, kind"
"joyful, merry, carefree"
"of the stars, star-like"
"blind"
"Dweller at the marsh"
Similar sound: These names share phonetic patterns with Burma — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Burmese origins, giving them the same cultural heritage as Burma.
Rhythm: Burma is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.