bp_get_the_profile_field_value()

Profile fields have a filter that adds a link to certain words that are used to search members with. To remove this filter:

remove_filter( 'bp_get_the_profile_field_value', 'xprofile_filter_link_profile_data', 9, 2 );

Source File

bp_get_the_profile_field_value() is located in bp-xprofile/bp-xprofile-template.php