Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tri dong von snippets" » "tri cong von snippets", "thi dong von snippets", "tai dong von snippets", "tri dung von snippets", "tri dong co snippets", "tri dong hoc 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: (((("tri dong von snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tri dong von snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tri dong von snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tri dong von snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.