Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dang vat cuc snippets" » "dang van cuc snippets", "dong vat cuc snippets", "dang nhat cuc snippets", "dang vat cua snippets", "dang vat duoc 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 vat cuc 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 vat cuc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang vat cuc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang vat cuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.