Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chiec mu hoi snippets" » "chiec la hoi snippets", "chieu tu hoi snippets", "chiec me hoi snippets", "chiec lu hoi snippets", "chiec mo hoi 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: (((("chiec mu hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chiec mu hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chiec mu hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chiec mu hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.