Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"data va anh slippers" » "dat va anh slippers", "data a anh slippers", "data v0 anh slippers", "data van anh slippers", "data va danh slippers", "data va hanh slippers", "data va anh slippery", "data va anh 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: (((("data va anh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("data va anh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( data va anh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("data va anh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.