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