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