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