Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"o hung tran snippets" » "o huong tran snippets", "o quang tran snippets", "o hung thang snippets", "_ hung tran snippets", "bo nhung tran snippets", "ho chung tran snippets", "o hung tran 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: (((("o hung tran snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("o hung tran snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( o hung tran snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("o hung tran snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.