Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong xay cho snippets" » "cong xay code snippets", "thong xay cho snippets", "trong xay cho snippets", "cong ty cho snippets", "cong day cho snippets", "cong cay cho snippets", "cong xay chen 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 xay cho 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 xay cho snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cong xay cho snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong xay cho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.