Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"linh luc thi snippets" » "linh vuc thi snippets", "dinh luc thi snippets", "minh loc thi snippets", "linh luc tai snippets", "linh luc thi slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("linh luc thi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("linh luc thi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( linh luc thi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("linh luc thi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.