Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"goc de cua snippets" » "ngoc de cua snippets", "goc do cua snippets", "hoc de cua snippets", "goc le cua snippets", "goc te cua snippets", "goc 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: (((("goc 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: (((("goc de cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( goc de cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("goc de cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.