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