Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bat cua phe snippets" » "ban cua phe snippets", "mat cua phe snippets", "bai cua phe snippets", "bat ca phe snippets", "bat cua che snippets", "bat cua he 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: (((("bat cua phe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bat cua phe snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bat cua phe snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bat cua phe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.