Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hang dam ca snippets" » "chang dam ca snippets", "hang dau ca snippets", "hang nam ca snippets", "hang dam cao snippets", "hang dam cua snippets", "hang dan 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: (((("hang dam ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hang dam ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hang dam ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hang dam ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.