Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ton co cham snippets" » "ton ca cham snippets", "ton co champa snippets", "ton cao chat snippets", "toan co cham snippets", "ton cho cham snippets", "tin co cham 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 cham 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 cham snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ton co cham snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ton co cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.