How to make a smart site search?

Question

PHP

There are headings in the database table:
What is the median
bisector
you need:
so that when you enter in the search bar: what is the bisector, the bisector is displayed or
when you enter the median , display what the median is
Help Kind people!

Answer 1

hints?
look in the direction of sphinx, there is morphology support there

Answer 2

https://www.elastic.com/

Answer 3

in the first case there are already 2 occurrences. There will be not a bisector, but a bisector and what is the median

Answer 4

If you really have dle, then a quick search will even find everything itself if the description is in the news topic