Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac don hop snippets" » "cac dan hop snippets", "cac mon hop snippets", "cac doanh hop snippets", "cac hon hop snippets", "cac tong hop snippets", "cac dong hoc 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 don hop 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 don hop snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac don hop snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac don hop snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.