Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"anh phan va slippers" » "hanh phan va slippers", "anh nhan va slippers", "anh han va slippers", "anh phan van slippers", "anh phan va slippery", "anh phan va grippers"
"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: (((("anh phan va slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("anh phan va slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( anh phan va slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh phan va slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.