Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cung tham du snippets" » "cung than du snippets", "cung thang du snippets", "luong tham du snippets", "cung thap du snippets", "cung tham do snippets", "cung pham duc 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: (((("cung tham du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cung tham du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cung tham du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cung tham du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.