Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khi sinh da snippets" » "ki sinh da snippets", "thi sinh da snippets", "khoe sinh da snippets", "khi sinh dai snippets", "khi sinh dao snippets", "khi sinh va 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: (((("khi sinh da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khi sinh da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khi sinh da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khi sinh da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.