Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tro de cua snippets" » "tao de cua snippets", "tro ve cua snippets", "tro dien cua snippets", "tro le cua snippets", "tro te cua snippets", "tro dieu cua 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: (((("tro de cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tro de cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tro de cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tro de cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.