Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"xua va cham snippets" » "xua va chat snippets", "xua va tham snippets", "xuat va cham snippets", "vua va cham snippets", "sua va cham 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: (((("xua va cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("xua va cham snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( xua va cham snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xua va cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.