По запросу: "php document file extension" найдено 144 иконки.

file_src [#1749] Created with Sketch.
file_type_pdf2
file-o
file-multiple-solid
ionicons-v5-a
Document-locked Created with Sketch.
Document-previous Created with Sketch.
file_love_favorite [#1719] Created with Sketch.
file_missing [#1692] Created with Sketch.
file_upload_line
ic_fluent_edit_24_filled Created with Sketch.
file-document Created with Sketch Beta.
file-text
dropbox