Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac quoc mo snippets" » "cac nuoc mo snippets", "cac cuoc mo snippets", "cao quoc mo snippets", "cac uoc mo snippets", "cac quoc co snippets", "cac quoc lo 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: (((("cac quoc mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cac quoc mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac quoc mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac quoc mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.