Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phi moi de snippets" » "thi moi de snippets", "phi loi de snippets", "khi moi de snippets", "phi moi den snippets", "phi moi ve snippets", "phi moi ke 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: (((("phi moi 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: (((("phi moi de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phi moi de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phi moi de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.