https://www.php.net/manual/it/solrdismaxquery.setphrasefields.php
PHP: SolrDisMaxQuery::setPhraseFields - Manual
Sets Phrase Fields and their boosts (and slops) using pf2 parameter
phpmanual
https://www.php.net/manual/uk/solrdismaxquery.setphrasefields.php
PHP: SolrDisMaxQuery::setPhraseFields - Manual
Sets Phrase Fields and their boosts (and slops) using pf2 parameter
phpmanual