Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"voi don chuc snippets" » "voi cong chuc snippets", "voi dinh chuc snippets", "voi don thuoc snippets", "voi dong chuc snippets", "voi doi chuc snippets", "voi con chuc 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: (((("python using java snippets") or ("voi don chuc snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("voi don chuc snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( voi don chuc snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("voi don chuc snippets"))) or ("locating bug code snippets"))*.