Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac giai dot snippets" » "tac gia dot snippets", "cuu giai dot snippets", "hoc giai dot snippets", "cac giai doan snippets", "cac gian don snippets", "cac gia do 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 giai dot 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 giai dot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac giai dot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac giai dot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.