Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mot cau den snippets" » "mot cai den snippets", "mot cay den snippets", "mot chu den snippets", "mot cap den snippets", "mot cau de snippets", "mot hau den snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("mot cau den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mot cau den snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mot cau den snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mot cau den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.