Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dich va hoe snippets" » "dich vu hoe snippets", "tich va hoe snippets", "dinh van hoe snippets", "dich van hoe snippets", "dich va hoc snippets", "dich va hoa 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: (((("dich va hoe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dich va hoe snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dich va hoe snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dich va hoe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.