Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cach cau de snippets" » "bach cau de snippets", "cac cau de snippets", "cach tu de snippets", "cach cau den snippets", "cach cau do snippets", "cach cuu de 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: (((("cach cau de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cach cau de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cach cau de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cach cau de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.