Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chan dang ca snippets" » "phan dang ca snippets", "chan dung ca snippets", "nhan dang ca snippets", "chan dang cac snippets", "chan dan ca snippets", "chan hang ca 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: (((("chan dang ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chan dang ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chan dang ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chan dang ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.