add min_word_len, min_prefix_len, html_strip, index_exact_words presets example

config/sphinx.conf.txt

@@ -38,4 +38,11 @@ index hostPage
   source            = hostPage
   morphology        = stem_enru, stem_cz, stem_ar
   path              = /var/lib/sphinxsearch/data/hostPage
+
+  min_word_len      = 2
+  min_prefix_len    = 2
+
+  html_strip        = 1
+
+  index_exact_words = 1
 }