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