Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong may de snippets" » "cong may code snippets", "cong xay de snippets", "cong ma de snippets", "cong hay de snippets", "cong may det snippets", "cong may do snippets", "cong way de 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: (((("cong may de snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong may de snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cong may de snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong may de snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.