Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"yun dang ca snippets" » "yun pang ca snippets", "yun wang ca snippets", "dung dang ca snippets", "yun dang cac snippets", "yun dan ca snippets", "yun 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: (((("yun 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: (((("yun dang ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( yun dang ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("yun dang ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.