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