Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc tan ct8 snippets" » "hoc dan ct8 snippets", "hoc tap ct8 snippets", "hoc tai ct8 snippets", "hoc tang ct8 snippets", "hoc tang ct1 snippets", "hoc tang ct4 snippets"
"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 tan ct8 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc tan ct8 snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoc tan ct8 snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc tan ct8 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.