Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phat va chu snippets" » "chat va chu snippets", "pham va chu snippets", "phap va chu snippets", "phat va che snippets", "phat va cau snippets", "phat va chi 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: (((("phat va chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phat va chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phat va chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phat va chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.