Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dang nu doi snippets" » "dang nhu doi snippets", "dang su doi snippets", "dang nuoc doi snippets", "dang neu doi snippets", "dang tu doi snippets", "dang nu doc 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: (((("dang nu doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang nu doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang nu doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang nu doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.