Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nom bac ho snippets" » "nam bac ho snippets", "nom cac ho snippets", "noi bach ho snippets", "nom bac bo snippets", "nom bac ha 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: (((("nom bac ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nom bac ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nom bac ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nom bac ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.