Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac voi hang slippers" » "cac doi khang slippers", "cac thi hang slippers", "cac van hang slippers", "cac toi hang slippers", "cac vi hang slippers", "cac moi hang slippers", "cac voi hang slippery", "cac voi hang 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: (((("cac voi hang slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cac voi hang slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac voi hang slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac voi hang slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.