Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dieu anh so snippets" » "dieu hanh so snippets", "dieu danh so snippets", "dien anh so snippets", "dieu anh son snippets", "dieu anh co 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: (((("dieu anh so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dieu anh so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dieu anh so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dieu anh so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.