Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhung loi ke snippets" » "nhung bai ke snippets", "nhung bi ke snippets", "nhung gi ke snippets", "nhung loi keo snippets", "nhung moi ke snippets", "nhung voi ke 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: (((("nhung loi ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhung loi ke snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhung loi ke snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhung loi ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.