This worked correctly in version v0.12.6
https://snipp.ru/jquery/select-search

@Cossack13

Maybe this is caused from respect_word_boundaries option.
From v0.15.0, respect_word_boundaries option is turned to true by default.

refs:

• https://github.com/selectize/selectize.js/blob/v0.15.0/src/defaults.js#L47
• ca965de#diff-8fd0ad3fc60cdee531fcad524733fcabe2fd5f86758a5f1c4cee4d87aea19b78R47

This causes a known problem.
#1916

For now, you may can resolve this problem with like following.

$('#target').selectize({ 
 respect_word_boundaries: false, 
})