Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tam ha dong snippets" » "tam hoat dong snippets", "tam van dong snippets", "nam ha dong snippets", "dam ha dong snippets", "lam ha dong 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: (((("tam ha dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tam ha dong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tam ha dong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tam ha dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.