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