Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ben moi doi snippets" » "ban moi doi snippets", "benh noi doi snippets", "tren moi doi snippets", "ben voi doi snippets", "ben hoi doi snippets", "ben moi voi 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: (((("ben moi doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ben moi doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ben moi doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ben moi doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.