Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong nhe cac snippets" » "cong nhe code snippets", "cong nghe cac snippets", "cong nha cac snippets", "cong che cac snippets", "cong he cac snippets", "cong nghe cao snippets", "cong nghe cnc 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: (((("python using java snippets") or ("cong nhe cac snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("cong nhe cac snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( cong nhe cac snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("cong nhe cac snippets"))) or ("locating bug core snippets"))*.