Counting Words in a PDF File + Export Results

What the program should be able to?We have received a lot of scanned texts as PDF files the program should count it and export it. more details in detail briefing. the pdfs as markable texts no images! so its possible to mark text and characters ## Deliverables What the program should be able to? We have received a lot of scanned texts as PDF files. The desktop application program is defined sections and search text here - Record how many and what different words are contained in the text - Count how many times each word in the text - Specify the frequency of words in percent - A (printable) list (Excel or Word) to create, in the words after Frequency of their occurrence are listed with an indication of the absolute frequencies and the percentages. - And it should be the frequency of predefined combinations of words (eg key reaction) as above document capture and Example: Word - Absolute frequency - % A - 454 - 3.79832 The 310 - 2.94365 .. magnitude 12 - 0.0112 estimation 10 - 0.0098