Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dang lam son snippets" » "dung lam son snippets", "dang nam son snippets", "bang lam son snippets", "dang lam san snippets", "dang lam sang snippets", "dang lang son 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: (((("dang lam 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: (((("dang lam son snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang lam son snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang lam son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.