Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dat van cua snippets" » "dat van code snippets", "dao van cua snippets", "dat va cua snippets", "dam van cua snippets", "dat vang cua snippets", "dat ban cua snippets", "dat dan cua 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: (((("dat van cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dat van cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dat van cua snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dat van cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.