Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kinh can che snippets" » "minh can che snippets", "kinh van che snippets", "tinh can che snippets", "kinh han che snippets", "kinh cac che snippets", "kinh can chi 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: (((("kinh can 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: (((("kinh can che snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kinh can che snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kinh can che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.