Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhat uu cho snippets" » "nhat tu cho snippets", "nhat vu cho snippets", "nhat ngu cho snippets", "nhat cu cho snippets", "nhat zu cho 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: (((("nhat uu cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhat uu cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhat uu cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhat uu cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.