Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chung do can snippets" » "chung co can snippets", "chung o can snippets", "nhung don can snippets", "chung do canh snippets", "chung do van snippets", "chung do cao 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: (((("chung do can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chung do can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chung do can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chung do can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.