Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong cho le snippets" » "cong cho code snippets", "dong cho le snippets", "cong co le snippets", "rong cho le snippets", "cong cho led snippets", "cong cho he snippets", "cong cho xe 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 cho le 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 cho le snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cong cho le snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong cho le snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.