Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong loai co snippets" » "cong loai code snippets", "cong lai co snippets", "cong hoa co snippets", "cong hai co snippets", "cong loai bo snippets", "cong loai ca snippets", "cong loai go 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 loai co 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 loai co snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( cong loai co snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("cong loai co snippets"))) or ("locating bug core snippets"))*.