Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dang dan cua snippets" » "dang dan code snippets", "dang dang cua snippets", "dang van cua snippets", "dung dan cua snippets", "dang dan ca snippets", "dang ban cua snippets", "dang dai 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: (((("dang dan 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: (((("dang dan cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dang dan cua snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang dan cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.