Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc vat anh slippers" » "hoc va anh slippers", "hoc viet anh slippers", "thuc vat anh slippers", "hoc van anh slippers", "hoc sat anh slippers", "hoc dat anh slippers", "hoc vat anh slippery", "hoc vat 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: (((("hoc vat 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: (((("hoc vat anh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoc vat anh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc vat anh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.