Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dang vat cac snippets" » "dang vat code snippets", "dang van cac snippets", "dong vat cac snippets", "dang nhat cac snippets", "dang vat cach snippets", "dang va cac snippets", "dang sat cac snippets"
"python using java snippets" » "python using data 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 cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang vat cac snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dang vat cac snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang vat cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.