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