Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van cac bai slippers" » "van hac bai slippers", "van cau bai slippers", "van bac bai slippers", "van cac bai slippery", "van cac bai 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 cac bai 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 cac bai slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van cac bai slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van cac bai slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.