Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap cho son snippets" » "phap che son snippets", "phap chu son snippets", "phap chong son snippets", "phap cho lon snippets", "phap cao son snippets", "phap cho san 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 cho son 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 cho son snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap cho son snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap cho son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.