Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap co mo snippets" » "phap cho mo snippets", "phap coc mo snippets", "phap mo mo snippets", "phap co mot snippets", "phap co so snippets", "phap co ma 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: (((("phap co mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phap co mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap co mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap co mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.