Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cap sang cho snippets" » "bap sang cho snippets", "cao sang cho snippets", "cap bang cho snippets", "cap danh cho snippets", "cap dung cho snippets", "cap sang tao 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: (((("cap sang cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cap sang cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cap sang cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cap sang cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.