ignore more ba in the search

[eroux]

For instance when the text has འདི་འདྲ་རིང་དུ[...] and the user selects འདི་འདྲ, there is no match, while the dictionary is supposed to have འདི་འདྲ་བ

example: https://ldspdi.bdrc.io/lexicography/entriesForChunk?chunk=%E0%BD%84%E0%BC%8B%E0%BD%A1%E0%BD%84%E0%BC%8B%E0%BC%8D%20%E0%BC%8D%E0%BD%A2%E0%BE%A1%E0%BD%B4%E0%BD%A3%E0%BC%8B%E0%BD%86%E0%BC%8B%E0%BD%99%E0%BD%98%E0%BC%8B%E0%BD%A1%E0%BD%84%E0%BC%8B%E0%BD%A6%E0%BE%A8%E0%BE%B2%E0%BC%8B%E0%BD%A2%E0%BE%92%E0%BE%B1%E0%BD%B4%E0%BC%8B%E0%BD%98%E0%BC%8B%E0%BD%98%E0%BD%86%E0%BD%B2%E0%BD%A6%E0%BC%8B%E0%BD%93%E0%BC%8D%20%E0%BC%8D%E0%BD%A0%E0%BD%91%E0%BD%B2%E0%BC%8B%E0%BD%A0%E0%BD%91%E0%BE%B2%E0%BC%8B%E0%BD%A2%E0%BD%B2%E0%BD%84%E0%BC%8B%E0%BD%91%E0%BD%B4%E0%BC%8B%E0%BD%91%E0%BD%BC%E0%BD%A2%E0%BC%8B%E0%BD%93%E0%BC%8B%E0%BD%91%E0%BD%82%E0%BD%A0%E0%BC%8B%E0%BD%96%E0%BC%8B%E0%BD%A3%E0%BC%8D%20%E0%BC%8D%E0%BD%9A%E0%BD%BA%E0%BC%8B%E0%BD%82%E0%BD%84%E0%BC%8B%E0%BD%A1%E0%BD%B4%E0%BD%93%E0%BC%8B%E0%BD%91%E0%BD%B4%E0%BC%8B%E0%BD%A0%E0%BD%82&cursor_end=48&cursor_start=41&lang=bo