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