Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"kho tinh do snippets" » "khoa tinh do snippets", "khoi tinh do snippets", "tho tinh do snippets", "kho trinh do snippets", "kho tinh doi snippets", "kho tinh da 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: (((("kho tinh do snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kho tinh do snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( kho tinh do snippets ) or ( python using java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kho tinh do snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.