Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"khanh so 320 snippets" » "khanh son 320 snippets", "khanh hoa 320 snippets", "thanh son 320 snippets", "khanh so d20 snippets", "khanh so 20 snippets", "khanh so 32 snippets", "khanh so 320 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: (((("khanh so 320 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khanh so 320 snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khanh so 320 snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khanh so 320 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.