Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dam khap cau snippets" » "dam phan cau snippets", "dam ha cau snippets", "dao khau cau snippets", "dam phap cau snippets", "dam khac hau snippets", "dam nhap ca 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 khap cau 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 khap cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dam khap cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dam khap cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.