Database: language_corpus
Question: Show all the title of pages and number of occurences for each page where the word 'quipu' appears.
SQL: SELECT T1.title, T2.occurrences FROM pages AS T1 INNER JOIN pages_words AS T2 ON T1.pid = T2.pid INNER JOIN words AS T3 ON T2.wid = T3.wid WHERE T3.word = 'quipu'