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