Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dam nhan che snippets" » "dam phan che snippets", "cam nhan che snippets", "dac nhan che snippets", "dam han che snippets", "dam nhan nghe 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: (((("dam nhan che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dam nhan che snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dam nhan che snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dam nhan che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.