Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phat va mon snippets" » "chat va mon snippets", "pham va mon snippets", "phap va mon snippets", "phat va mong snippets", "phat va mot snippets", "phat va con 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 mon 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 mon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phat va mon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phat va mon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.