Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoai nam doi snippets" » "hai nam doi snippets", "loai nam doi snippets", "hoang nam doi snippets", "hoai nam hoi snippets", "hoai nam do snippets", "hoai nam noi 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: (((("hoai nam 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: (((("hoai nam doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoai nam doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoai nam doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.