Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dich cua cua snippets" » "dinh cua cua snippets", "ich cua cua snippets", "kich cua cua snippets", "dich cua chua snippets", "dich ca cua snippets", "dich qua cua snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("dich cua cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dich cua cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dich cua cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dich cua cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.