Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mat dan coi snippets" » "hat dan coi snippets", "luat dan coi snippets", "mat bang coi snippets", "mat dan hoi snippets", "mat dan toi snippets", "mat den coi 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: (((("mat dan coi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mat dan coi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mat dan coi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mat dan coi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.