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