Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"den hai chi snippets" » "den ha chi snippets", "den vai chi snippets", "dung hai chi snippets", "den thai chi snippets", "den tai chi snippets", "den hai thi 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: (((("den hai chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("den hai chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( den hai chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("den hai chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.