Possible solution for similar string search

mysql.txt

SELECT * FROM `wp_trp_dictionary_en_us_ro_ro` WHERE

MATCH original AGAINST( '“That is why, I suppose, you wished him to go on to Bukovina. You cannot
deceive me, my friend; I know too much, and my horses are swift.” As he
spoke he smiled, and the lamplight fell on a hard-looking mouth, with
very red lips and sharp-looking teeth, as white as ivory. One of my
companions whispered to another the line from Burger’s “Lenore”:—' )

AND 

( CHAR_LENGTH('“That is why, I suppose, you wished him to go on to Bukovina. You cannot
deceive me, my friend; I know too much, and my horses are swift.” As he
spoke he smiled, and the lamplight fell on a hard-looking mouth, with
very red lips and sharp-looking teeth, as white as ivory. One of my
companions whispered to another the line from Burger’s “Lenore”:—') - 10 ) < CHAR_LENGTH( original ) 

AND


CHAR_LENGTH( original ) < ( CHAR_LENGTH('“That is why, I suppose, you wished him to go on to Bukovina. You cannot
deceive me, my friend; I know too much, and my horses are swift.” As he
spoke he smiled, and the lamplight fell on a hard-looking mouth, with
very red lips and sharp-looking teeth, as white as ivory. One of my
companions whispered to another the line from Burger’s “Lenore”:—') + 10 )
     

https://www.digitalocean.com/community/tutorials/how-to-improve-database-searches-with-full-text-search-in-mysql-5-6-on-ubuntu-16-04