Perhaps you should try some spelling variations:
"chi thanh java snippets" » "chi thanh va snippets", "chi trinh java snippets", "chi think java snippets", "chi nhanh java snippets", "thi thanh java snippets", "cho thanh java snippets", "chi thanh java slippers"
"python using a snippets" » "python using a slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("python using a snippets") or ("chi thanh java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using a snippets") OR ("chi thanh java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using a snippets ) or ( chi thanh java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using a snippets") or ("chi thanh java snippets"))) or ("locating bug code snippets"))*.