Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac dang che snippets" » "cao dang che snippets", "cac dan che snippets", "cac cong che snippets", "cac sang che snippets", "cac bang che snippets", "cac dong che 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: (((("cac dang che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cac dang che snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac dang che snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac dang che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.