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