Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cach cua doc snippets" » "cac cua doc snippets", "cach dua doc snippets", "canh cua doc snippets", "cach cua duoc snippets", "cach cua duc snippets", "cach cua hoc 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: (((("cach cua doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cach cua doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cach cua doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cach cua doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.