Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cua tuc cho snippets" » "cua duc cho snippets", "cua tu cho snippets", "cua thuoc cho snippets", "cua tuc co snippets", "cua tuc tho snippets", "cua luc cho 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: (((("cua tuc cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cua tuc cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cua tuc cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cua tuc cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.