Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dang vay cac snippets" » "dang van cac snippets", "dang xay cac snippets", "dang vat cac snippets", "dang va cac snippets", "dang tay cac snippets", "dang hay cac 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 vay cac 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 vay cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang vay cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang vay cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.